dataset: SMAP_L3_FT_P_E_20241105_R19240_001.h5
dmr

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Global Attributes	View/Hide build_dmrpp_metadata created: 2024-11-06T22:38:27Z (Type is String) build_dmrpp: 3.21.0 (Type is String) bes: 3.21.0 (Type is String) libdap: libdap-3.21.0 (Type is String) configuration: # TheBESKeys::get_as_config() AllowedHosts=^https?:\/\/ BES.Catalog.catalog.FollowSymLinks=Yes BES.Catalog.catalog.RootDirectory=/Users/ndp/OPeNDAP/server_compare BES.Catalog.catalog.TypeMatch=dmrpp:.\.(dmrpp)$; BES.Catalog.catalog.TypeMatch+=h5:.(\.bz2\|\.gz\|\.Z)?$; BES.Data.RootDirectory=/dev/null BES.LogName=./bes.log BES.UncompressCache.dir=/tmp/hyrax_ux BES.UncompressCache.prefix=ux_ BES.UncompressCache.size=500 BES.module.cmd=/Users/ndp/OPeNDAP/hyrax/build/lib/bes/libdap_xml_module.so BES.module.dap=/Users/ndp/OPeNDAP/hyrax/build/lib/bes/libdap_module.so BES.module.dmrpp=/Users/ndp/OPeNDAP/hyrax/build/lib/bes/libdmrpp_module.so BES.module.fonc=/Users/ndp/OPeNDAP/hyrax/build/lib/bes/libfonc_module.so BES.module.h5=/Users/ndp/OPeNDAP/hyrax/build/lib/bes/libhdf5_module.so BES.module.nc=/Users/ndp/OPeNDAP/hyrax/build/lib/bes/libnc_module.so BES.modules=dap,cmd,h5,dmrpp,nc,fonc FONc.ClassicModel=false FONc.NoGlobalAttrs=true H5.EnableCF=false H5.EnableCheckNameClashing=true (Type is String) invocation: build_dmrpp -c /var/folders/2x/2qqx2d8j5wb24k2p3bnthrrm0000gn/T/bes_conf_XXXX.aB8DShGxSo -f /Users/ndp/OPeNDAP/server_compare/SMAP_L3_FT_P_E_20241105_R19240_001.h5 -r /var/folders/2x/2qqx2d8j5wb24k2p3bnthrrm0000gn/T/dmr__XXXXXX.Xr9BayQr4O -u file:///usr/share/hyrax/smap/SMAP_L3_FT_P_E_20241105_R19240_001.h5 -M (Type is String)

Global Dimensions	None

Variables	Metadata(Type is Group) attributes iso_19139_dataset_xml_md5: 4d5c6eadb702058258341c303fd54807 (Type is String) iso_19139_series_xml_md5: f0c01e4aea5d342b07bd76458a6b6793 (Type is String) iso_19139_dataset_xml: <?xml version="1.0" encoding="UTF-8" standalone="no" ?> <gmd:DS_Series xmlns:gmd="http://www.isotc211.org/2005/gmd" xmlns="http://www.isotc211.org/2005/gmi" xmlns:eos="http://earthdata.nasa.gov/schema/eos" xmlns:gco="http://www.isotc211.org/2005/gco" xmlns:gmi="http://www.isotc211.org/2005/gmi" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:gmx="http://www.isotc211.org/2005/gmx" xmlns:gsr="http://www.isotc211.org/2005/gsr" xmlns:gss="http://www.isotc211.org/2005/gss" xmlns:gts="http://www.isotc211.org/2005/gts" xmlns:srv="http://www.isotc211.org/2005/srv" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.isotc211.org/2005/gmi http://cdn.earthdata.nasa.gov/iso/schema/1.0/ISO19115-2_EOS.xsd"> <gmd:composedOf xlink:type="simple"> <gmd:DS_DataSet> <gmd:has xlink:type="simple"> <gmi:MI_Metadata> <gmd:fileIdentifier> <gmx:FileName>SMAP_L3_FT_P_E_20241105_R19240_001.h5</gmx:FileName> </gmd:fileIdentifier> <gmd:language> <gco:CharacterString>eng</gco:CharacterString> </gmd:language> <gmd:characterSet> <gmd:MD_CharacterSetCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_CharacterSetCode" codeListValue="utf8">utf8</gmd:MD_CharacterSetCode> </gmd:characterSet> <gmd:hierarchyLevel> <gmd:MD_ScopeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_ScopeCode" codeListValue="dataset">dataset</gmd:MD_ScopeCode> </gmd:hierarchyLevel> <gmd:contact xlink:type="simple"> <gmd:CI_ResponsibleParty> <gmd:organisationName> <gco:CharacterString>NSIDC DAAC &gt; National Snow and Ice Data Center DAAC</gco:CharacterString> </gmd:organisationName> <gmd:contactInfo xlink:type="simple"> <gmd:CI_Contact> <gmd:address xlink:type="simple"> <gmd:CI_Address> <gmd:electronicMailAddress> <gco:CharacterString>nsidc@nsidc.org</gco:CharacterString> </gmd:electronicMailAddress> </gmd:CI_Address> </gmd:address> <gmd:onlineResource xlink:type="simple"> <gmd:CI_OnlineResource> <gmd:linkage> <gmd:URL>http://nsidc.org/daac/</gmd:URL> </gmd:linkage> </gmd:CI_OnlineResource> </gmd:onlineResource> </gmd:CI_Contact> </gmd:contactInfo> <gmd:role> <gmd:CI_RoleCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_RoleCode" codeListValue="pointOfContact">pointOfContact</gmd:CI_RoleCode> </gmd:role> </gmd:CI_ResponsibleParty> </gmd:contact> <gmd:dateStamp> <gco:Date>2014-06-17</gco:Date> </gmd:dateStamp> <gmd:metadataStandardName> <gco:CharacterString>ISO 19115-2 Geographic information - Metadata - Part 2: Extensions for imagery and gridded data</gco:CharacterString> </gmd:metadataStandardName> <gmd:metadataStandardVersion> <gco:CharacterString>ISO 19115-2:2009-02-15</gco:CharacterString> </gmd:metadataStandardVersion> <gmd:spatialRepresentationInfo xlink:type="simple"> <gmd:MD_Georeferenceable> <gmd:numberOfDimensions> <gco:Integer>2</gco:Integer> </gmd:numberOfDimensions> <gmd:axisDimensionProperties xlink:type="simple"> <gmd:MD_Dimension> <gmd:dimensionName> <gmd:MD_DimensionNameTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_DimensionNameTypeCode" codeListValue="column">column</gmd:MD_DimensionNameTypeCode> </gmd:dimensionName> <gmd:dimensionSize> <gco:Integer>2000</gco:Integer> </gmd:dimensionSize> <gmd:resolution> <gco:Measure uom="km">9</gco:Measure> </gmd:resolution> </gmd:MD_Dimension> </gmd:axisDimensionProperties> <gmd:axisDimensionProperties xlink:type="simple"> <gmd:MD_Dimension> <gmd:dimensionName> <gmd:MD_DimensionNameTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_DimensionNameTypeCode" codeListValue="row">row</gmd:MD_DimensionNameTypeCode> </gmd:dimensionName> <gmd:dimensionSize> <gco:Integer>2000</gco:Integer> </gmd:dimensionSize> <gmd:resolution> <gco:Measure uom="km">9</gco:Measure> </gmd:resolution> </gmd:MD_Dimension> </gmd:axisDimensionProperties> <gmd:cellGeometry> <gmd:MD_CellGeometryCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_CellGeometryCode" codeListValue="area">area</gmd:MD_CellGeometryCode> </gmd:cellGeometry> <gmd:transformationParameterAvailability> <gco:Boolean>false</gco:Boolean> </gmd:transformationParameterAvailability> <gmd:controlPointAvailability> <gco:Boolean>false</gco:Boolean> </gmd:controlPointAvailability> <gmd:orientationParameterAvailability> <gco:Boolean>false</gco:Boolean> </gmd:orientationParameterAvailability> <gmd:georeferencedParameters xlink:type="simple"> <gco:Record xsi:type="gco:CharacterString_PropertyType"> <gco:CharacterString>SMAP Fixed Earth Grids, SMAP Science Document no: 033, May 11, 2009</gco:CharacterString> </gco:Record> </gmd:georeferencedParameters> </gmd:MD_Georeferenceable> </gmd:spatialRepresentationInfo> <gmd:spatialRepresentationInfo xlink:type="simple"> <gmd:MD_Georeferenceable> <gmd:numberOfDimensions> <gco:Integer>2</gco:Integer> </gmd:numberOfDimensions> <gmd:axisDimensionProperties xlink:type="simple"> <gmd:MD_Dimension> <gmd:dimensionName> <gmd:MD_DimensionNameTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_DimensionNameTypeCode" codeListValue="column">column</gmd:MD_DimensionNameTypeCode> </gmd:dimensionName> <gmd:dimensionSize> <gco:Integer>3856</gco:Integer> </gmd:dimensionSize> <gmd:resolution> <gco:Measure uom="km">9</gco:Measure> </gmd:resolution> </gmd:MD_Dimension> </gmd:axisDimensionProperties> <gmd:axisDimensionProperties xlink:type="simple"> <gmd:MD_Dimension> <gmd:dimensionName> <gmd:MD_DimensionNameTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_DimensionNameTypeCode" codeListValue="row">row</gmd:MD_DimensionNameTypeCode> </gmd:dimensionName> <gmd:dimensionSize> <gco:Integer>1624</gco:Integer> </gmd:dimensionSize> <gmd:resolution> <gco:Measure uom="km">9</gco:Measure> </gmd:resolution> </gmd:MD_Dimension> </gmd:axisDimensionProperties> <gmd:cellGeometry> <gmd:MD_CellGeometryCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_CellGeometryCode" codeListValue="area">area</gmd:MD_CellGeometryCode> </gmd:cellGeometry> <gmd:transformationParameterAvailability> <gco:Boolean>false</gco:Boolean> </gmd:transformationParameterAvailability> <gmd:controlPointAvailability> <gco:Boolean>false</gco:Boolean> </gmd:controlPointAvailability> <gmd:orientationParameterAvailability> <gco:Boolean>false</gco:Boolean> </gmd:orientationParameterAvailability> <gmd:georeferencedParameters xlink:type="simple"> <gco:Record xsi:type="gco:CharacterString_PropertyType"> <gco:CharacterString>SMAP Fixed Earth Grids, SMAP Science Document no: 033, May 11, 2009</gco:CharacterString> </gco:Record> </gmd:georeferencedParameters> </gmd:MD_Georeferenceable> </gmd:spatialRepresentationInfo> <gmd:identificationInfo xlink:type="simple"> <gmd:MD_DataIdentification> <gmd:citation xlink:type="simple"> <gmd:CI_Citation> <gmd:title> <gmx:FileName>SMAP_L3_FT_P_E_20241105_R19240_001.h5</gmx:FileName> </gmd:title> <gmd:date xlink:type="simple"> <gmd:CI_Date> <gmd:date> <gco:Date>2024-11-06</gco:Date> </gmd:date> <gmd:dateType> <gmd:CI_DateTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_DateTypeCode" codeListValue="creation">creation</gmd:CI_DateTypeCode> </gmd:dateType> </gmd:CI_Date> </gmd:date> <gmd:edition> <gco:CharacterString>R19240</gco:CharacterString> </gmd:edition> <gmd:identifier xlink:type="simple"> <gmd:MD_Identifier> <gmd:code> <gco:CharacterString>637477ca-bac3-49fb-be4b-8455ae425937</gco:CharacterString> </gmd:code> <gmd:codeSpace> <gco:CharacterString>TBD &amp;#8230; Open Software Foundation</gco:CharacterString> </gmd:codeSpace> <gmd:description> <gco:CharacterString>A Universally Unique Identifier (UUID)</gco:CharacterString> </gmd:description> </gmd:MD_Identifier> </gmd:identifier> <gmd:identifier xlink:type="simple"> <gmd:MD_Identifier> <gmd:code> <gco:CharacterString>SPL3FTP_E</gco:CharacterString> </gmd:code> <gmd:codeSpace> <gco:CharacterString>http://smap.jpl.nasa.gov</gco:CharacterString> </gmd:codeSpace> <gmd:description> <gco:CharacterString>The ECS Short Name</gco:CharacterString> </gmd:description> </gmd:MD_Identifier> </gmd:identifier> <gmd:identifier xlink:type="simple"> <gmd:MD_Identifier> <gmd:code> <gco:CharacterString>004</gco:CharacterString> </gmd:code> <gmd:codeSpace> <gco:CharacterString>gov.nasa.esdis</gco:CharacterString> </gmd:codeSpace> <gmd:description> <gco:CharacterString>The ECS Version ID</gco:CharacterString> </gmd:description> </gmd:MD_Identifier> </gmd:identifier> <gmd:citedResponsibleParty xlink:type="simple"> <gmd:CI_ResponsibleParty> <gmd:organisationName> <gco:CharacterString>Jet Propulsion Laboratory</gco:CharacterString> </gmd:organisationName> <gmd:role> <gmd:CI_RoleCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_RoleCode" codeListValue="originator">originator</gmd:CI_RoleCode> </gmd:role> </gmd:CI_ResponsibleParty> </gmd:citedResponsibleParty> <gmd:series xlink:type="simple"> <gmd:CI_Series> <gmd:name> <gco:CharacterString>L3_FT_P_E</gco:CharacterString> </gmd:name> </gmd:CI_Series> </gmd:series> <gmd:otherCitationDetails> <gco:CharacterString>The Calibration and Validation Version 2 Release of the Level 3 Daily Global Composite Freeze/Thaw State Science Processing Software.</gco:CharacterString> </gmd:otherCitationDetails> </gmd:CI_Citation> </gmd:citation> <gmd:abstract> <gco:CharacterString>Daily global composite of up-to 30 half-orbit L1C_TB_E brightness temperature measurements by the SMAP radiometer during descending and ascending half-orbits at approximately 6 AM or 6 PM local solar time, respectively.</gco:CharacterString> </gmd:abstract> <gmd:purpose> <gco:CharacterString>The L3_FT_P_E product provides daily estimates of binary freeze-thaw state, retrieved from backscatter measurements acquired by the SMAP radiometer, using a seasonal change-detection algorithm. Data from both AM (descending) and PM (ascending) radiometer coverage are gridded at 9km resolution on a boreal polar grid at 9 km resolution. AM/PM transition flags indicate changes in freeze-thaw state between morning and evening observations.</gco:CharacterString> </gmd:purpose> <gmd:credit> <gco:CharacterString>The software that generates the Level 3 FT_P product and the data system that automates its production were designed and implemented at the Jet Propulsion Laboratory, California Institute of Technology in Pasadena, California.</gco:CharacterString> </gmd:credit> <gmd:status> <gmd:MD_ProgressCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_ProgressCode" codeListValue="onGoing">onGoing</gmd:MD_ProgressCode> </gmd:status> <gmd:aggregationInfo xlink:type="simple"> <gmd:MD_AggregateInformation> <gmd:aggregateDataSetName xlink:type="simple"> <gmd:CI_Citation> <gmd:title> <gmx:FileName>SMAP_L3_FT_P_E_20241105_R19240_001.qa</gmx:FileName> </gmd:title> <gmd:date xlink:type="simple"> <gmd:CI_Date> <gmd:date> <gco:Date>2024-11-06</gco:Date> </gmd:date> <gmd:dateType> <gmd:CI_DateTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_DateTypeCode" codeListValue="creation">creation</gmd:CI_DateTypeCode> </gmd:dateType> </gmd:CI_Date> </gmd:date> <gmd:edition> <gco:CharacterString>R19240</gco:CharacterString> </gmd:edition> <gmd:otherCitationDetails> <gco:CharacterString>An ASCII product that contains statistical information on data product results. These statistics enable data producers and users to assess the quality of the data in the data product granule.</gco:CharacterString> </gmd:otherCitationDetails> </gmd:CI_Citation> </gmd:aggregateDataSetName> <gmd:associationType> <gmd:DS_AssociationTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#DS_AssociationTypeCode" codeListValue="crossReference">crossReference</gmd:DS_AssociationTypeCode> </gmd:associationType> </gmd:MD_AggregateInformation> </gmd:aggregationInfo> <gmd:spatialRepresentationType> <gmd:MD_SpatialRepresentationTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_SpatialRepresentationTypeCode" codeListValue="grid">grid</gmd:MD_SpatialRepresentationTypeCode> </gmd:spatialRepresentationType> <gmd:language> <gco:CharacterString>eng</gco:CharacterString> </gmd:language> <gmd:characterSet> <gmd:MD_CharacterSetCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_CharacterSetCode" codeListValue="utf8">utf8</gmd:MD_CharacterSetCode> </gmd:characterSet> <gmd:topicCategory> <gmd:MD_TopicCategoryCode>geoscientificInformation</gmd:MD_TopicCategoryCode> </gmd:topicCategory> <gmd:environmentDescription> <gco:CharacterString>Data product generated by the SMAP mission in HDF5 format with metadata that conforms to the ISO 19115 model.</gco:CharacterString> </gmd:environmentDescription> <gmd:extent xlink:type="simple"> <gmd:EX_Extent> <gmd:description> <gco:CharacterString>Freeze-thaw binary state is retrieved from gridded radiometer data on both descending (AM, fore/aft) and ascending (PM, fore/aft) SMAPhalf-orbits. The L3_FT_Pproduct includes polar projection data northward of 45N latitude. Freeze-thaw state retrieval is inhibited for areas with permanent snow/ice and excessive static or transient open water in the cell, and when there is excessive RFI in the sensor data. Retrievals may be flagged as questionable for urban areas, mountainous areas with high elevation variability, and for cells in which the seasonal (thawed-frozen) reference difference is much smaller than the radiometer measurement error.</gco:CharacterString> </gmd:description> <gmd:geographicElement xlink:type="simple"> <gmd:EX_GeographicBoundingBox> <gmd:extentTypeCode> <gco:Boolean>true</gco:Boolean> </gmd:extentTypeCode> <gmd:westBoundLongitude> <gco:Decimal>-180</gco:Decimal> </gmd:westBoundLongitude> <gmd:eastBoundLongitude> <gco:Decimal>180</gco:Decimal> </gmd:eastBoundLongitude> <gmd:southBoundLatitude> <gco:Decimal>45</gco:Decimal> </gmd:southBoundLatitude> <gmd:northBoundLatitude> <gco:Decimal>85.044502258300781</gco:Decimal> </gmd:northBoundLatitude> </gmd:EX_GeographicBoundingBox> </gmd:geographicElement> </gmd:EX_Extent> </gmd:extent> <gmd:extent xlink:type="simple"> <gmd:EX_Extent> <gmd:description> <gco:CharacterString>Freeze-thaw binary state is retrieved from gridded radiometer data on both descending (AM, fore/aft) and ascending (PM, fore/aft) SMAP half-orbits. The L3_FT_P product includes global projection data at all latitudes. Freeze-thaw state retrieval is inhibited for areas with permanent snow/ice and excessive static or transient open water in the cell, and when there is excessive RFI in the sensor data. Retrievals may be flagged as questionable for urban areas, mountainous areas with high elevation variability, and for cells in which the seasonal (thawed-frozen) reference difference is much smaller than the radiometer measurement error.</gco:CharacterString> </gmd:description> <gmd:geographicElement xlink:type="simple"> <gmd:EX_GeographicBoundingBox> <gmd:extentTypeCode> <gco:Boolean>true</gco:Boolean> </gmd:extentTypeCode> <gmd:westBoundLongitude> <gco:Decimal>-180</gco:Decimal> </gmd:westBoundLongitude> <gmd:eastBoundLongitude> <gco:Decimal>180</gco:Decimal> </gmd:eastBoundLongitude> <gmd:southBoundLatitude> <gco:Decimal>-85.044502258300781</gco:Decimal> </gmd:southBoundLatitude> <gmd:northBoundLatitude> <gco:Decimal>85.044502258300781</gco:Decimal> </gmd:northBoundLatitude> </gmd:EX_GeographicBoundingBox> </gmd:geographicElement> <gmd:temporalElement xlink:type="simple"> <gmd:EX_TemporalExtent> <gmd:extent xlink:type="simple"> <gml:TimePeriod frame="#ISO-8601" gml:id="JPL_ID_3"> <gml:beginPosition frame="#ISO-8601">2024-11-05T00:00:00.000Z</gml:beginPosition> <gml:endPosition frame="#ISO-8601">2024-11-05T23:59:59.999Z</gml:endPosition> </gml:TimePeriod> </gmd:extent> </gmd:EX_TemporalExtent> </gmd:temporalElement> </gmd:EX_Extent> </gmd:extent> </gmd:MD_DataIdentification> </gmd:identificationInfo> <gmd:dataQualityInfo xlink:type="simple"> <gmd:DQ_DataQuality> <gmd:scope xlink:type="simple"> <gmd:DQ_Scope> <gmd:level> <gmd:MD_ScopeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_ScopeCode" codeListValue="attribute">attribute</gmd:MD_ScopeCode> </gmd:level> <gmd:levelDescription> <gmd:MD_ScopeDescription> <gmd:dataset> <gco:CharacterString>freeze_thaw</gco:CharacterString> </gmd:dataset> </gmd:MD_ScopeDescription> </gmd:levelDescription> </gmd:DQ_Scope> </gmd:scope> <gmd:report xlink:type="simple"> <gmd:DQ_DomainConsistency> <gmd:nameOfMeasure> <gco:CharacterString>Percent of freeze-thaw that are within the Acceptable Range.</gco:CharacterString> </gmd:nameOfMeasure> <gmd:measureDescription> <gco:CharacterString>Percent of freeze-thaw measures in the data product that fall within a predefined acceptable range of measure.</gco:CharacterString> </gmd:measureDescription> <gmd:evaluationMethodType> <gmd:DQ_EvaluationMethodTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#DQ_EvaluationMethodTypeCode" codeListValue="directInternal">directInternal</gmd:DQ_EvaluationMethodTypeCode> </gmd:evaluationMethodType> <gmd:result xlink:type="simple"> <gmd:DQ_QuantitativeResult> <gmd:valueUnit xlink:type="simple"> <gml:UnitDefinition gml:id="JPL_ID_1"> <gml:identifier codeSpace="http://jpl.nasa.gov/undefined">undefined</gml:identifier> <gml:quantityType xlink:type="simple">percent</gml:quantityType> </gml:UnitDefinition> </gmd:valueUnit> <gmd:value xlink:type="simple"> <gco:Record xsi:type="gco:Real_PropertyType"> <gco:Real>100</gco:Real> </gco:Record> </gmd:value> </gmd:DQ_QuantitativeResult> </gmd:result> </gmd:DQ_DomainConsistency> </gmd:report> <gmd:report xlink:type="simple"> <gmd:DQ_CompletenessOmission> <gmd:nameOfMeasure> <gco:CharacterString>Percent of Missing Data</gco:CharacterString> </gmd:nameOfMeasure> <gmd:measureDescription> <gco:CharacterString>Percent of grid cells that lack radar data relative to the total number of grid cells that fall within the mission acquisition mask.</gco:CharacterString> </gmd:measureDescription> <gmd:evaluationMethodType> <gmd:DQ_EvaluationMethodTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#DQ_EvaluationMethodTypeCode" codeListValue="directInternal">directInternal</gmd:DQ_EvaluationMethodTypeCode> </gmd:evaluationMethodType> <gmd:result xlink:type="simple"> <gmd:DQ_QuantitativeResult> <gmd:valueUnit xlink:type="simple"> <gml:UnitDefinition gml:id="JPL_ID_2"> <gml:identifier codeSpace="http://jpl.nasa.gov/undefined">undefined</gml:identifier> <gml:quantityType 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</gmd:description> </gmd:MD_Identifier> </gmd:identifier> </gmd:CI_Citation> </gmd:sourceCitation> <gmi:processedLevel xlink:type="simple"> <gmd:MD_Identifier> <gmd:code> <gco:CharacterString>SMAP Radar Level 1C TB SPS</gco:CharacterString> </gmd:code> </gmd:MD_Identifier> </gmi:processedLevel> <gmi:resolution> <gmi:LE_NominalResolution> <gmi:groundResolution> <gco:Distance uom="undefined">9</gco:Distance> </gmi:groundResolution> </gmi:LE_NominalResolution> </gmi:resolution> </gmi:LE_Source> </gmd:source> <gmd:source xlink:type="simple"> <gmi:LE_Source> <gmd:description> <gco:CharacterString>Precomputed latitude at each EASEGrid cell at 9km resolution on north Polar Azimuthal Projection</gco:CharacterString> </gmd:description> <gmd:sourceCitation xlink:type="simple"> <gmd:CI_Citation> <gmd:title> <gmx:FileName>EZ2Lat_N09_002.float32</gmx:FileName> </gmd:title> <gmd:date xlink:type="simple"> <gmd:CI_Date> <gmd:date> <gco:Date>2024-11-06</gco:Date> </gmd:date> <gmd:dateType> <gmd:CI_DateTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_DateTypeCode" codeListValue="creation">creation</gmd:CI_DateTypeCode> </gmd:dateType> </gmd:CI_Date> </gmd:date> <gmd:edition> <gco:CharacterString>002</gco:CharacterString> </gmd:edition> <gmd:identifier xlink:type="simple"> <gmd:MD_Identifier> <gmd:code> <gco:CharacterString>EASEGRID_LAT_N</gco:CharacterString> </gmd:code> </gmd:MD_Identifier> </gmd:identifier> </gmd:CI_Citation> </gmd:sourceCitation> </gmi:LE_Source> </gmd:source> <gmd:source xlink:type="simple"> <gmi:LE_Source> <gmd:description> <gco:CharacterString>The SMAP Level 1C_TB product provides radiometer brightness temperatures in half-orbit granules, gridded at 9 km grid resolution, on 3 EASE2 Earth-fixed grids - 1) Cylindrical projection, 2) Northern polar projection, 3) Southern polar projection.</gco:CharacterString> </gmd:description> <gmd:sourceCitation xlink:type="simple"> <gmd:CI_Citation> <gmd:title gco:nilReason="missing"/> <gmd:date xlink:type="simple"> <gmd:CI_Date> <gmd:date gco:nilReason="missing"/> <gmd:dateType> <gmd:CI_DateTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_DateTypeCode" codeListValue="creation">creation</gmd:CI_DateTypeCode> </gmd:dateType> </gmd:CI_Date> </gmd:date> <gmd:identifier xlink:type="simple"> <gmd:MD_Identifier> <gmd:code> <gmx:Anchor xlink:type="simple">doi:10.5067/99LHDR3NUM47</gmx:Anchor> </gmd:code> <gmd:codeSpace> <gco:CharacterString>gov.nasa.esdis</gco:CharacterString> </gmd:codeSpace> <gmd:description> <gco:CharacterString>A Digital Object Identifier (DOI) that provides a persistent interoperable means to locate the SMAP Level 3 FT_P_E data product.</gco:CharacterString> </gmd:description> </gmd:MD_Identifier> </gmd:identifier> <gmd:identifier xlink:type="simple"> <gmd:MD_Identifier> <gmd:code> <gco:CharacterString>L3_FT_P_E</gco:CharacterString> </gmd:code> <gmd:codeSpace> <gco:CharacterString>http://smap.jpl.nasa.gov</gco:CharacterString> </gmd:codeSpace> <gmd:description> <gco:CharacterString>A short name used by the Soil Moisture Active Passive (SMAP) mission to identify the Level 3 FT_P_E product.</gco:CharacterString> </gmd:description> </gmd:MD_Identifier> </gmd:identifier> </gmd:CI_Citation> </gmd:sourceCitation> <gmi:processedLevel xlink:type="simple"> <gmd:MD_Identifier> <gmd:code> <gco:CharacterString>SMAP Radar Level 3 FT_P SPS</gco:CharacterString> </gmd:code> </gmd:MD_Identifier> </gmi:processedLevel> <gmi:resolution> <gmi:LE_NominalResolution> <gmi:groundResolution> <gco:Distance uom="undefined">9</gco:Distance> </gmi:groundResolution> </gmi:LE_NominalResolution> </gmi:resolution> </gmi:LE_Source> </gmd:source> <gmd:source xlink:type="simple"> <gmi:LE_Source> <gmd:description> <gco:CharacterString>A configuration file that specifies the complete set of elements within the input Level 1C TB Product that the Radiometer Level 3_FT_P Science Processing Software (SPS) needs in order to function.</gco:CharacterString> </gmd:description> <gmd:sourceCitation xlink:type="simple"> <gmd:CI_Citation> <gmd:title> <gmx:FileName>SMAP_L3_FT_P_E_SPS_InputConfig_L3_FT_P_E.xml</gmx:FileName> </gmd:title> <gmd:date xlink:type="simple"> <gmd:CI_Date> <gmd:date> <gco:Date>2024-11-06</gco:Date> </gmd:date> <gmd:dateType> <gmd:CI_DateTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_DateTypeCode" codeListValue="creation">creation</gmd:CI_DateTypeCode> </gmd:dateType> </gmd:CI_Date> </gmd:date> <gmd:edition> <gco:CharacterString>R19240</gco:CharacterString> </gmd:edition> <gmd:identifier xlink:type="simple"> <gmd:MD_Identifier> <gmd:code> <gco:CharacterString>InputConfig</gco:CharacterString> </gmd:code> </gmd:MD_Identifier> </gmd:identifier> </gmd:CI_Citation> </gmd:sourceCitation> </gmi:LE_Source> </gmd:source> </gmd:LI_Lineage> </gmd:lineage> </gmd:DQ_DataQuality> </gmd:dataQualityInfo> <gmi:acquisitionInformation xlink:type="simple"> <gmi:MI_AcquisitionInformation> <gmi:platform xlink:type="simple"> <eos:EOS_Platform> <gmi:citation xlink:type="simple"> <gmd:CI_Citation> <gmd:title> <gco:CharacterString>SMAP Handbook</gco:CharacterString> </gmd:title> <gmd:date xlink:type="simple"> <gmd:CI_Date> <gmd:date> <gco:Date>2014-07-01</gco:Date> </gmd:date> <gmd:dateType> <gmd:CI_DateTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_DateTypeCode" codeListValue="publication">publication</gmd:CI_DateTypeCode> </gmd:dateType> </gmd:CI_Date> </gmd:date> <gmd:edition> <gco:CharacterString>JPL CL#14-2285, JPL 400-1567</gco:CharacterString> </gmd:edition> </gmd:CI_Citation> </gmi:citation> <gmi:identifier xlink:type="simple"> <gmd:MD_Identifier> <gmd:code> <gco:CharacterString>SMAP</gco:CharacterString> </gmd:code> <gmd:codeSpace> <gco:CharacterString>http://smap.jpl.nasa.gov</gco:CharacterString> </gmd:codeSpace> </gmd:MD_Identifier> </gmi:identifier> <gmi:description> <gco:CharacterString>The SMAP observatory houses an L-band radiometer that operates at 1.414 GHz and an L-band radar that operates at 1.225 GHz. The instruments share a rotating reflector antenna with a 6 meter aperture that scans over a 1000 km swath. The bus is a 3 axis stabilized spacecraft that provides momentum compensation for the rotating antenna.</gco:CharacterString> </gmi:description> <gmi:instrument xlink:type="simple"> <gmi:MI_Instrument> <gmi:citation xlink:type="simple"> <gmd:CI_Citation> <gmd:title gco:nilReason="missing"/> <gmd:date xlink:type="simple"> <gmd:CI_Date> <gmd:date gco:nilReason="missing"/> <gmd:dateType> <gmd:CI_DateTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_DateTypeCode" codeListValue="publication">publication</gmd:CI_DateTypeCode> </gmd:dateType> </gmd:CI_Date> </gmd:date> </gmd:CI_Citation> </gmi:citation> <gmi:identifier xlink:type="simple"> <gmd:MD_Identifier> <gmd:code> <gco:CharacterString>SMAP SAR</gco:CharacterString> </gmd:code> </gmd:MD_Identifier> </gmi:identifier> <gmi:type> <gco:CharacterString>L-Band Polarimetric Radiometer</gco:CharacterString> </gmi:type> <gmi:description> <gco:CharacterString>The SMAP radiometer instrument employs an L-band conically scanned system s to achieve moderate resolution (36 km) brightness temperature measurements over a very wide 1000 km swath.</gco:CharacterString> </gmi:description> </gmi:MI_Instrument> </gmi:instrument> <gmi:instrument xlink:type="simple"> <gmi:MI_Instrument> <gmi:citation xlink:type="simple"> <gmd:CI_Citation> <gmd:title> <gco:CharacterString>SMAP Handbook</gco:CharacterString> </gmd:title> <gmd:date xlink:type="simple"> <gmd:CI_Date> <gmd:date> <gco:Date>2014-07-01</gco:Date> </gmd:date> <gmd:dateType> <gmd:CI_DateTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_DateTypeCode" codeListValue="publication">publication</gmd:CI_DateTypeCode> </gmd:dateType> </gmd:CI_Date> </gmd:date> <gmd:edition> <gco:CharacterString>JPL CL#14-2285, JPL 400-1567</gco:CharacterString> </gmd:edition> </gmd:CI_Citation> </gmi:citation> <gmi:identifier xlink:type="simple"> <gmd:MD_Identifier> <gmd:code> <gco:CharacterString>SMAP RAD</gco:CharacterString> </gmd:code> </gmd:MD_Identifier> </gmi:identifier> <gmi:type> <gco:CharacterString>L-Band Radiometer</gco:CharacterString> </gmi:type> <gmi:description> <gco:CharacterString>The SMAP 1.414 GHz L-Band Radiometer</gco:CharacterString> </gmi:description> </gmi:MI_Instrument> </gmi:instrument> <eos:otherProperty xlink:type="simple"> <gco:Record xlink:type="simple" xsi:type="eos:EOS_AdditionalAttributes_PropertyType"> <eos:EOS_AdditionalAttributes> <eos:additionalAttribute xlink:type="simple"> <eos:EOS_AdditionalAttribute> <eos:reference xlink:type="simple"> <eos:EOS_AdditionalAttributeDescription> <eos:type> <eos:EOS_AdditionalAttributeTypeCode codeList="http://cdn.earthdata.nasa.gov/metadata/resources/" codeListValue="processingInformation">processingInformation</eos:EOS_AdditionalAttributeTypeCode> </eos:type> <eos:identifier xlink:type="simple"> <gmd:MD_Identifier> <gmd:code> <gco:CharacterString>uuid for stopRevNumber</gco:CharacterString> </gmd:code> <gmd:codeSpace> <gco:CharacterString>http://smap.jpl.nasa.gov</gco:CharacterString> </gmd:codeSpace> </gmd:MD_Identifier> </eos:identifier> <eos:name> <gco:CharacterString>stopRevNumber</gco:CharacterString> </eos:name> <eos:dataType> <eos:EOS_AdditionalAttributeDataTypeCode codeList="http://cdn.earthdata.nasa.gov/metadata/resources/Codelists.xml#EOS_AdditionalAttributeDataTypeCode" codeListValue="int">int</eos:EOS_AdditionalAttributeDataTypeCode> </eos:dataType> </eos:EOS_AdditionalAttributeDescription> </eos:reference> <eos:value> <gco:CharacterString>52159</gco:CharacterString> </eos:value> </eos:EOS_AdditionalAttribute> </eos:additionalAttribute> <eos:additionalAttribute xlink:type="simple"> <eos:EOS_AdditionalAttribute> <eos:reference xlink:type="simple"> <eos:EOS_AdditionalAttributeDescription> <eos:type> <eos:EOS_AdditionalAttributeTypeCode codeList="http://cdn.earthdata.nasa.gov/metadata/resources/" codeListValue="processingInformation">processingInformation</eos:EOS_AdditionalAttributeTypeCode> </eos:type> <eos:identifier xlink:type="simple"> <gmd:MD_Identifier> <gmd:code> <gco:CharacterString>uuid for startRevNumber</gco:CharacterString> </gmd:code> <gmd:codeSpace> <gco:CharacterString>http://smap.jpl.nasa.gov</gco:CharacterString> </gmd:codeSpace> </gmd:MD_Identifier> </eos:identifier> <eos:name> <gco:CharacterString>startRevNumber</gco:CharacterString> </eos:name> <eos:dataType> <eos:EOS_AdditionalAttributeDataTypeCode codeList="http://cdn.earthdata.nasa.gov/metadata/resources/Codelists.xml#EOS_AdditionalAttributeDataTypeCode" codeListValue="int">int</eos:EOS_AdditionalAttributeDataTypeCode> </eos:dataType> </eos:EOS_AdditionalAttributeDescription> </eos:reference> <eos:value> <gco:CharacterString>52144</gco:CharacterString> </eos:value> </eos:EOS_AdditionalAttribute> </eos:additionalAttribute> <eos:additionalAttribute xlink:type="simple"> <eos:EOS_AdditionalAttribute> <eos:reference xlink:type="simple"> <eos:EOS_AdditionalAttributeDescription> <eos:type> <eos:EOS_AdditionalAttributeTypeCode codeList="http://cdn.earthdata.nasa.gov/metadata/resources/" codeListValue="processingInformation">processingInformation</eos:EOS_AdditionalAttributeTypeCode> </eos:type> <eos:identifier xlink:type="simple"> <gmd:MD_Identifier> <gmd:code> <gco:CharacterString>uuid for AntennaRotationRate</gco:CharacterString> </gmd:code> <gmd:codeSpace> <gco:CharacterString>http://smap.jpl.nasa.gov</gco:CharacterString> </gmd:codeSpace> </gmd:MD_Identifier> </eos:identifier> <eos:name> <gco:CharacterString>AntennaRotationRate</gco:CharacterString> </eos:name> <eos:dataType> <eos:EOS_AdditionalAttributeDataTypeCode codeList="http://cdn.earthdata.nasa.gov/metadata/resources/Codelists.xml#EOS_AdditionalAttributeDataTypeCode" codeListValue="float">float</eos:EOS_AdditionalAttributeDataTypeCode> </eos:dataType> </eos:EOS_AdditionalAttributeDescription> </eos:reference> <eos:value> <gco:CharacterString>14.6</gco:CharacterString> </eos:value> </eos:EOS_AdditionalAttribute> </eos:additionalAttribute> </eos:EOS_AdditionalAttributes> </gco:Record> </eos:otherProperty> </eos:EOS_Platform> </gmi:platform> </gmi:MI_AcquisitionInformation> </gmi:acquisitionInformation> </gmi:MI_Metadata> </gmd:has> </gmd:DS_DataSet> </gmd:composedOf> <gmd:seriesMetadata gco:nilReason="missing" xlink:type="simple"/> </gmd:DS_Series> (Type is String) iso_19139_series_xml: <?xml version="1.0" encoding="UTF-8"?> <gmd:DS_Series xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.isotc211.org/2005/gmi http://cdn.earthdata.nasa.gov/iso/schema/1.0/ISO19115-2_EOS.xsd" xmlns:gco="http://www.isotc211.org/2005/gco" xmlns:gmd="http://www.isotc211.org/2005/gmd" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:gsr="http://www.isotc211.org/2005/gsr" xmlns:gss="http://www.isotc211.org/2005/gss" xmlns:gts="http://www.isotc211.org/2005/gts" xmlns:gmi="http://www.isotc211.org/2005/gmi" xmlns:gmx="http://www.isotc211.org/2005/gmx"> <gmd:composedOf gco:nilReason="inapplicable"/> <gmd:seriesMetadata> <gmi:MI_Metadata> <!-- With reference to file name here, do we need to use MD_Identification/CI_Citation to reference the file. --> <gmd:fileIdentifier> <gco:CharacterString>L3_FT_P_E</gco:CharacterString> <!-- Assume that the file Identifier for series metadata would be the identifier that denotes that a file belongs to this series. --> </gmd:fileIdentifier> <gmd:language> <gco:CharacterString>eng</gco:CharacterString> </gmd:language> <gmd:characterSet> <gmd:MD_CharacterSetCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_CharacterSetCode" codeListValue="utf8">utf8</gmd:MD_CharacterSetCode> </gmd:characterSet> <gmd:hierarchyLevel> <gmd:MD_ScopeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_ScopeCode" codeListValue="series">series</gmd:MD_ScopeCode> </gmd:hierarchyLevel> <gmd:contact> <gmd:CI_ResponsibleParty> <gmd:organisationName> <gco:CharacterString>NSIDC DAAC > National Snow and Ice Data Center DAAC</gco:CharacterString> </gmd:organisationName> <gmd:contactInfo> <gmd:CI_Contact> <gmd:address> <gmd:CI_Address> <gmd:electronicMailAddress> <gco:CharacterString>nsidc@nsidc.org</gco:CharacterString> </gmd:electronicMailAddress> </gmd:CI_Address> </gmd:address> <gmd:onlineResource> <gmd:CI_OnlineResource> <gmd:linkage> <gmd:URL>http://nsidc.org/daac/</gmd:URL> </gmd:linkage> </gmd:CI_OnlineResource> </gmd:onlineResource> </gmd:CI_Contact> </gmd:contactInfo> <gmd:role> <gmd:CI_RoleCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_RoleCode" codeListValue="pointOfContact">pointOfContact</gmd:CI_RoleCode> </gmd:role> </gmd:CI_ResponsibleParty> </gmd:contact> <gmd:dateStamp> <gco:Date>2014-04-15</gco:Date> </gmd:dateStamp> <gmd:metadataStandardName> <gco:CharacterString>ISO 19115-2 Geographic information - Metadata - Part 2: Extensions for imagery and gridded data</gco:CharacterString> </gmd:metadataStandardName> <gmd:metadataStandardVersion> <gco:CharacterString>ISO 19115-2:2009-02-15</gco:CharacterString> </gmd:metadataStandardVersion> <gmd:identificationInfo> <gmd:MD_DataIdentification> <gmd:citation> <!-- If file name reference in MI_Metadata is sufficient, can use this CI_Citation to reference Product Specification Document. --> <gmd:CI_Citation> <gmd:title> <!-- This field provides the product Long Name required by the ECS. --> <gco:CharacterString>SMAP Enhanced L3 Radiometer Global and Northern Hemisphere Daily 9 km EASE-Grid Freeze/Thaw State</gco:CharacterString> </gmd:title> <gmd:date> <gmd:CI_Date> <gmd:date> <!-- This field provides the date of a particular release or build. For the ECS, this is the RevisionDate, a required field. --> <gco:Date>2023-08-31</gco:Date> </gmd:date> <gmd:dateType> <gmd:CI_DateTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_DateTypeCode" codeListValue="revision">revision</gmd:CI_DateTypeCode> </gmd:dateType> </gmd:CI_Date> </gmd:date> <gmd:edition> <!-- Specifies the SMAP Release ID --> <gco:CharacterString>R19</gco:CharacterString> </gmd:edition> <gmd:identifier> <gmd:MD_Identifier> <gmd:code> <!-- This field provides the product Short Name. This is the ECS Short Name rather than the SMAP Short Name. --> <gco:CharacterString>SPL3FTP_E</gco:CharacterString> </gmd:code> <gmd:codeSpace> <!-- This field is intended to provide a namespace identifier for SMAP data product Short Names. Team should devise an identifier. --> <gco:CharacterString>smap.jpl.nasa.gov</gco:CharacterString> </gmd:codeSpace> <gmd:description> <gco:CharacterString>The ECS Short Name</gco:CharacterString> </gmd:description> </gmd:MD_Identifier> </gmd:identifier> <gmd:identifier> <gmd:MD_Identifier> <!-- This field provides the ECS Version ID. --> <gmd:code> <gco:CharacterString>004</gco:CharacterString> </gmd:code> <gmd:codeSpace> <!-- This field is intended to provide the namespace for ECS Version IDs for the SMAP mission. Team should devise an identifier.--> <gco:CharacterString>gov.nasa.esdis</gco:CharacterString> </gmd:codeSpace> <gmd:description> <gco:CharacterString>The ECS Version ID</gco:CharacterString> </gmd:description> </gmd:MD_Identifier> </gmd:identifier> <gmd:identifier> <gmd:MD_Identifier> <!-- This field provides the Digital Object Identifier (DOI). --> <gmd:code> <gmx:Anchor xlink:actuate="onRequest" xlink:href="http://dx.doi.org/10.5067/NQLCDOZJYAKX">doi:10.5067/NQLCDOZJYAKX</gmx:Anchor> </gmd:code> <!-- This field is intended to provide a namespace identifier for DOIs. What would be best specification?--> <gmd:codeSpace> <gco:CharacterString>gov.nasa.esdis</gco:CharacterString> </gmd:codeSpace> <gmd:description> <gco:CharacterString>A Digital Object Identifier (DOI)</gco:CharacterString> </gmd:description> </gmd:MD_Identifier> </gmd:identifier> <gmd:citedResponsibleParty> <gmd:CI_ResponsibleParty> <gmd:organisationName> <gco:CharacterString>National Aeronautics and Space Administration (NASA)</gco:CharacterString> </gmd:organisationName> <gmd:role> <gmd:CI_RoleCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_RoleCode" codeListValue="resourceProvider">resourceProvider</gmd:CI_RoleCode> </gmd:role> </gmd:CI_ResponsibleParty> </gmd:citedResponsibleParty> <gmd:citedResponsibleParty> <gmd:CI_ResponsibleParty> <gmd:organisationName> <!-- This field provides the ProcessingCenter, a required field for the ECS. The ECS will need to check the roleCode to ensure they're viewing the correct field.--> <gco:CharacterString>Jet Propulsion Laboratory</gco:CharacterString> </gmd:organisationName> <gmd:role> <gmd:CI_RoleCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_RoleCode" codeListValue="originator">originator</gmd:CI_RoleCode> </gmd:role> </gmd:CI_ResponsibleParty> </gmd:citedResponsibleParty> <gmd:presentationForm> <gmd:CI_PresentationFormCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_PresentationFormCode" codeListValue="documentDigital">documentDigital</gmd:CI_PresentationFormCode> </gmd:presentationForm> <gmd:otherCitationDetails> <gco:CharacterString>The Calibration and Validation Version 2 Release of the Level 3 Daily Global Composite Freeze/Thaw State Science Processing Software.</gco:CharacterString> </gmd:otherCitationDetails> </gmd:CI_Citation> </gmd:citation> <gmd:abstract> <!-- This field contains the CollectionDescription required by the ECS. --> <gco:CharacterString>Daily global composite of up-to 30 half-orbit L1C_TB files and estimated binary freeze/thaw state based on passive normalized polarization ratio measurements by the SMAP radiometer during descending and ascending half-orbits at approximately 6 AM or 6 PM local solar time, respectively.</gco:CharacterString> </gmd:abstract> <gmd:purpose> <gco:CharacterString>The SMAP L3_FT_P_E algorithm provides daily global composite of freeze/thaw state based on radiometer brightness temperature data on a 9 km grid.</gco:CharacterString> </gmd:purpose> <gmd:credit> <!-- This field can name individuals or organizations for credit. For now, it specifies NASA. --> <gco:CharacterString>The software that generates the Level 3 Freeze/Thaw product and the data system that automates its production were designed and implemented at the Jet Propulsion Laboratory, California Institute of Technology in Pasadena, California.</gco:CharacterString> </gmd:credit> <gmd:status> <gmd:MD_ProgressCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_ProgressCode" codeListValue="onGoing">onGoing</gmd:MD_ProgressCode> </gmd:status> <gmd:pointOfContact> <gmd:CI_ResponsibleParty> <gmd:organisationName> <!-- This field provides the ArchiveCenter, a required entry for the ECS. --> <gco:CharacterString>National Snow and Ice Data Center</gco:CharacterString> </gmd:organisationName> <gmd:role> <gmd:CI_RoleCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_RoleCode" codeListValue="distributor">distributor</gmd:CI_RoleCode> </gmd:role> </gmd:CI_ResponsibleParty> </gmd:pointOfContact> <gmd:resourceMaintenance> <gmd:MD_MaintenanceInformation> <gmd:maintenanceAndUpdateFrequency> <gmd:MD_MaintenanceFrequencyCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_MaintenanceFrequencyCode" codeListValue="asNeeded">asNeeded</gmd:MD_MaintenanceFrequencyCode> </gmd:maintenanceAndUpdateFrequency> <gmd:dateOfNextUpdate> <gco:Date>2017-04-01</gco:Date> </gmd:dateOfNextUpdate> <gmd:updateScope> <gmd:MD_ScopeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_ScopeCode" codeListValue="series">series</gmd:MD_ScopeCode> </gmd:updateScope> </gmd:MD_MaintenanceInformation> </gmd:resourceMaintenance> <gmd:resourceFormat> <gmd:MD_Format> <gmd:name> <gco:CharacterString>HDF5</gco:CharacterString> </gmd:name> <gmd:version> <gco:CharacterString>1.8.13</gco:CharacterString> </gmd:version> </gmd:MD_Format> </gmd:resourceFormat> <gmd:descriptiveKeywords> <gmd:MD_Keywords> <gmd:keyword> <gco:CharacterString>EARTH SCIENCE > TERRESTRIAL HYDROSPHERE > SNOW/ICE > FREEZE/THAW</gco:CharacterString> </gmd:keyword> <gmd:keyword> <gco:CharacterString>EARTH SCIENCE > CRYOSPHERE > SNOW/ICE > FREEZE/THAW</gco:CharacterString> </gmd:keyword> <gmd:keyword> <gco:CharacterString>EARTH SCIENCE > SPECTRAL/ENGINEERING > RADAR > SIGMA NAUGHT</gco:CharacterString> </gmd:keyword> <gmd:keyword> <gco:CharacterString>EARTH SCIENCE > SPECTRAL/ENGINEERING > RADAR > RADAR BACKSCATTER</gco:CharacterString> </gmd:keyword> <gmd:type> <gmd:MD_KeywordTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_KeywordTypeCode" codeListValue="theme">theme</gmd:MD_KeywordTypeCode> </gmd:type> <gmd:thesaurusName> <gmd:CI_Citation> <gmd:title> <gco:CharacterString>NASA/GCMD Earth Science Keywords</gco:CharacterString> </gmd:title> <gmd:date gco:nilReason="unknown"/> </gmd:CI_Citation> </gmd:thesaurusName> </gmd:MD_Keywords> </gmd:descriptiveKeywords> <gmd:descriptiveKeywords> <gmd:MD_Keywords> <gmd:keyword> <gco:CharacterString>Earth Remote Sensing Instruments > Active Remote Sensing > Imaging Radars > > SMAP L-BAND RADAR > SMAP L-Band Radar</gco:CharacterString> </gmd:keyword> <gmd:type> <gmd:MD_KeywordTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_KeywordTypeCode" codeListValue="theme">theme</gmd:MD_KeywordTypeCode> </gmd:type> <gmd:thesaurusName> <gmd:CI_Citation> <gmd:title> <gco:CharacterString>NASA/GCMD Earth Science Keywords</gco:CharacterString> </gmd:title> <gmd:date gco:nilReason="unknown"/> </gmd:CI_Citation> </gmd:thesaurusName> </gmd:MD_Keywords> </gmd:descriptiveKeywords> <gmd:descriptiveKeywords> <gmd:MD_Keywords> <gmd:keyword> <gco:CharacterString>Earth Observation Satellites > NASA Decadal Survey > SMAP > Soil Moisture Active and Passive Observatory</gco:CharacterString> </gmd:keyword> <gmd:type> <gmd:MD_KeywordTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_KeywordTypeCode" codeListValue="theme">theme</gmd:MD_KeywordTypeCode> </gmd:type> <gmd:thesaurusName> <gmd:CI_Citation> <gmd:title> <gco:CharacterString>NASA/GCMD Earth Science Keywords</gco:CharacterString> </gmd:title> <gmd:date gco:nilReason="unknown"/> </gmd:CI_Citation> </gmd:thesaurusName> </gmd:MD_Keywords> </gmd:descriptiveKeywords> <gmd:descriptiveKeywords> <gmd:MD_Keywords> <gmd:keyword> <gco:CharacterString>GEOGRAPHIC REGION > NORTHERN HEMISPHERE</gco:CharacterString> </gmd:keyword> <gmd:type> <gmd:MD_KeywordTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_KeywordTypeCode" codeListValue="theme">theme</gmd:MD_KeywordTypeCode> </gmd:type> <gmd:thesaurusName> <gmd:CI_Citation> <gmd:title> <gco:CharacterString>NASA/GCMD Earth Science Keywords</gco:CharacterString> </gmd:title> <gmd:date gco:nilReason="unknown"/> </gmd:CI_Citation> </gmd:thesaurusName> </gmd:MD_Keywords> </gmd:descriptiveKeywords> <gmd:aggregationInfo> <gmd:MD_AggregateInformation> <gmd:aggregateDataSetIdentifier> <gmd:MD_Identifier> <gmd:code> <gco:CharacterString>SMAP</gco:CharacterString> </gmd:code> </gmd:MD_Identifier> </gmd:aggregateDataSetIdentifier> <gmd:associationType> <gmd:DS_AssociationTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#DS_AssociationTypeCode" codeListValue="largerWorkCitation">largerWorkCitation</gmd:DS_AssociationTypeCode> </gmd:associationType> <gmd:initiativeType> <gmd:DS_InitiativeTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#DS_AssociationTypeCode" codeListValue="mission">mission</gmd:DS_InitiativeTypeCode> </gmd:initiativeType> </gmd:MD_AggregateInformation> </gmd:aggregationInfo> <gmd:spatialRepresentationType> <gmd:MD_SpatialRepresentationTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_SpatialRepresentationTypeCode" codeListValue="grid">grid</gmd:MD_SpatialRepresentationTypeCode> </gmd:spatialRepresentationType> <gmd:spatialResolution> <gmd:MD_Resolution> <gmd:distance> <gco:Distance uom="km">9</gco:Distance> </gmd:distance> </gmd:MD_Resolution> </gmd:spatialResolution> <gmd:language> <gco:CharacterString>eng</gco:CharacterString> </gmd:language> <gmd:characterSet> <gmd:MD_CharacterSetCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_CharacterSetCode" codeListValue="utf8">utf8</gmd:MD_CharacterSetCode> </gmd:characterSet> <gmd:topicCategory> <gmd:MD_TopicCategoryCode>geoscientificInformation</gmd:MD_TopicCategoryCode> </gmd:topicCategory> <gmd:environmentDescription> <gco:CharacterString>Data product generated by the SMAP mission in HDF5 format with metadata that conforms to the ISO 19115 model.</gco:CharacterString> </gmd:environmentDescription> <gmd:extent> <gmd:EX_Extent> <gmd:description> <gco:CharacterString>Freeze-thaw binary state is retrieved from radiometer brightness temperature data on both descending (AM, fore/aft) and ascending (PM, fore-only) SMAP half-orbits. The L3_FT_P_E product includes only data northward of 45N latitude. Freeze-thaw state retrieval is inhibited for areas with permanent snow/ice and excessive static or transient open water in the cell, and when there is excessive RFI in the sensor data. Retrievals may be flagged as questionable for urban areas, mountainous areas with high elevation variability, and for cells in which the seasonal (thawed-frozen) reference difference is much smaller than the radiometer measurement error.</gco:CharacterString> </gmd:description> <gmd:geographicElement> <!-- This defines the bounding box for all SMAP Level 3 Freeze/Thaw data products. --> <gmd:EX_GeographicBoundingBox> <gmd:extentTypeCode> <gco:Boolean>1</gco:Boolean> </gmd:extentTypeCode> <gmd:westBoundLongitude> <gco:Decimal>-180.00</gco:Decimal> </gmd:westBoundLongitude> <gmd:eastBoundLongitude> <gco:Decimal>180.00</gco:Decimal> </gmd:eastBoundLongitude> <gmd:southBoundLatitude> <gco:Decimal>45.00</gco:Decimal> </gmd:southBoundLatitude> <gmd:northBoundLatitude> <gco:Decimal>85.0445</gco:Decimal> </gmd:northBoundLatitude> </gmd:EX_GeographicBoundingBox> </gmd:geographicElement> <gmd:temporalElement> <gmd:EX_TemporalExtent> <!-- Mimics use in GHRSST. See no evidence of conformance to standard --> <gmd:extent> <gml:TimePeriod gml:id="swathTemporalExtent"> <!-- This defines the time period covered by all SMAP Level 3 Freeze/Thaw data products. ECS indicates that they will automatically extend the final time based on receipt of data products. --> <gml:beginPosition>2015-03-31T00:00:00.000Z</gml:beginPosition> <gml:endPosition>2020-12-31T00:00:00.000Z</gml:endPosition> </gml:TimePeriod> </gmd:extent> </gmd:EX_TemporalExtent> </gmd:temporalElement> </gmd:EX_Extent> </gmd:extent> </gmd:MD_DataIdentification> </gmd:identificationInfo> <gmd:identificationInfo> <!-- This field is used to reference the Product Specification Document. If and when the model moves to ISO 19115-1, move this reference to additionalDocumentation. --> <gmd:MD_DataIdentification> <gmd:citation> <gmd:CI_Citation> <gmd:title> <gco:CharacterString>Product Specification Document for the SMAP Level 3 Freeze/Thaw Product (L3_FT_P/L3_FT_P_E)</gco:CharacterString> </gmd:title> <gmd:date> <gmd:CI_Date> <gmd:date> <gco:Date>2015-11-08</gco:Date> </gmd:date> <gmd:dateType> <gmd:CI_DateTypeCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_DateTypeCode" codeListValue="publication">publication</gmd:CI_DateTypeCode> </gmd:dateType> </gmd:CI_Date> </gmd:date> <gmd:edition> <gco:CharacterString>1.0</gco:CharacterString> </gmd:edition> <gmd:identifier> <gmd:MD_Identifier> <gmd:code> <gco:CharacterString>L3_FT_P_E</gco:CharacterString> </gmd:code> <gmd:codeSpace> <!-- This field is intended to provide a namespace identifier for SMAP data product Short Names. Team should devise an identifier. --> <gco:CharacterString>smap.jpl.nasa.gov</gco:CharacterString> </gmd:codeSpace> <gmd:description> <gco:CharacterString>Short name used by the Soil Moisture Active Passive (SMAP) mission to identify the Level 3 Freeze/Thaw product.</gco:CharacterString> </gmd:description> </gmd:MD_Identifier> </gmd:identifier> <gmd:presentationForm> <gmd:CI_PresentationFormCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#CI_PresentationFormCode" codeListValue="documentDigital">documentDigital</gmd:CI_PresentationFormCode> </gmd:presentationForm> </gmd:CI_Citation> </gmd:citation> <gmd:abstract> <gco:CharacterString>The Product Specification Document that fully describes the content and format of this data product.</gco:CharacterString> </gmd:abstract> <gmd:language> <gco:CharacterString>eng</gco:CharacterString> </gmd:language> <gmd:characterSet> <gmd:MD_CharacterSetCode codeList="http://www.isotc211.org/2005/resources/Codelist/gmxCodelists.xml#MD_CharacterSetCode" codeListValue="utf8">utf8</gmd:MD_CharacterSetCode> </gmd:characterSet> </gmd:MD_DataIdentification> </gmd:identificationInfo> </gmi:MI_Metadata> </gmd:seriesMetadata> </gmd:DS_Series> (Type is String) AcquisitionInformation(Type is Group) no attributes platform(Type is Group) attributes description: The SMAP observatory houses an L-band radiometer that operates at 1.414 GHz and an L-band radar that operates at 1.225 GHz. The instruments share a rotating reflector antenna with a 6 meter aperture that scans over a 1000 km swath. The bus is a 3 axis stabilized spacecraft that provides momentum compensation for the rotating antenna. (Type is String) antennaRotationRate: 14.60000038 (Type is Float32) identifier: SMAP (Type is String) radiometer(Type is Group) attributes description: The SMAP radiometer instrument employs an L-band conically scanned system s to achieve moderate resolution (36 km) brightness temperature measurements over a very wide 1000 km swath. (Type is String) type: L-Band Polarimetric Radiometer (Type is String) identifier: SMAP SAR (Type is String) radiometerDocument(Type is Group) attributes edition: JPL CL#14-2285, JPL 400-1567 (Type is String) title: SMAP Handbook (Type is String) publicationDate: 2014-07-01 (Type is String) platformDocument(Type is Group) attributes edition: JPL CL#14-2285, JPL 400-1567 (Type is String) title: SMAP Handbook (Type is String) publicationDate: 2014-07-01 (Type is String) DataQuality(Type is Group) attributes scope: freeze_thaw (Type is String) DomainConsistency(Type is Group) attributes nameOfMeasure: Percent of freeze-thaw that are within the Acceptable Range. (Type is String) measureDescription: Percent of freeze-thaw measures in the data product that fall within a predefined acceptable range of measure. (Type is String) evaluationMethodType: directInternal (Type is String) unitOfMeasure: percent (Type is String) value: 100. (Type is Float32) CompletenessOmission(Type is Group) attributes measureDescription: Percent of grid cells that lack radar data relative to the total number of grid cells that fall within the mission acquisition mask. (Type is String) nameOfMeasure: Percent of Missing Data (Type is String) unitOfMeasure: percent (Type is String) value: 49.90908813 (Type is Float32) evaluationMethodType: directInternal (Type is String) ProductSpecificationDocument(Type is Group) attributes language: eng (Type is String) characterSet: utf8 (Type is String) edition: 1.0 (Type is String) title: Product Specification Document for the SMAP Level 3 Freeze/Thaw Product (L3_FT_P/L3_FT_P_E) (Type is String) publicationDate: 2015-11-08 (Type is String) SMAPShortName: L3_FT_P_E (Type is String) SeriesIdentification(Type is Group) attributes otherCitationDetails: The Calibration and Validation Version 2 Release of the Level 3 Daily Global Composite Freeze/Thaw State Science Processing Software. (Type is String) shortName: SPL3FTP_E (Type is String) mission: SMAP (Type is String) characterSet: utf8 (Type is String) resourceProviderOrganizationName: National Aeronautics and Space Administration (NASA) (Type is String) language: eng (Type is String) formatVersion: 1.8.13 (Type is String) abstract: Daily global composite of up-to 30 half-orbit L1C_TB files and estimated binary freeze/thaw state based on passive normalized polarization ratio measurements by the SMAP radiometer during descending and ascending half-orbits at approximately 6 AM or 6 PM local solar time, respectively. (Type is String) status: onGoing (Type is String) revisionDate: 2023-08-31 (Type is String) credit: The software that generates the Level 3 Freeze/Thaw product and the data system that automates its production were designed and implemented at the Jet Propulsion Laboratory, California Institute of Technology in Pasadena, California. (Type is String) topicCategory: geoscientificInformation (Type is String) purpose: The SMAP L3_FT_P_E algorithm provides daily global composite of freeze/thaw state based on radiometer brightness temperature data on a 9 km grid. (Type is String) format: HDF5 (Type is String) longName: SMAP Enhanced L3 Radiometer Global and Northern Hemisphere Daily 9 km EASE-Grid Freeze/Thaw State (Type is String) maintenanceAndUpdateFrequency: asNeeded (Type is String) pointOfContact: National Snow and Ice Data Center (Type is String) CompositeReleaseID: R19 (Type is String) maintenanceDate: 2017-04-01 (Type is String) spatialRepresentationType: grid (Type is String) identifier_product_DOI: doi:10.5067/NQLCDOZJYAKX (Type is String) DatasetIdentification(Type is Group) attributes otherCitationDetails: The Calibration and Validation Version 2 Release of the Level 3 Daily Global Composite Freeze/Thaw State Science Processing Software. (Type is String) characterSet: utf8 (Type is String) UUID: 637477ca-bac3-49fb-be4b-8455ae425937 (Type is String) language: eng (Type is String) ECSVersionID: 004 (Type is String) abstract: Daily global composite of up-to 30 half-orbit L1C_TB_E brightness temperature measurements by the SMAP radiometer during descending and ascending half-orbits at approximately 6 AM or 6 PM local solar time, respectively. (Type is String) creationDate: 2024-11-06 (Type is String) status: onGoing (Type is String) credit: The software that generates the Level 3 FT_P product and the data system that automates its production were designed and implemented at the Jet Propulsion Laboratory, California Institute of Technology in Pasadena, California. (Type is String) topicCategory: geoscientificInformation (Type is String) purpose: The L3_FT_P_E product provides daily estimates of binary freeze-thaw state, retrieved from backscatter measurements acquired by the SMAP radiometer, using a seasonal change-detection algorithm. Data from both AM (descending) and PM (ascending) radiometer coverage are gridded at 9km resolution on a boreal polar grid at 9 km resolution. AM/PM transition flags indicate changes in freeze-thaw state between morning and evening observations. (Type is String) fileName: SMAP_L3_FT_P_E_20241105_R19240_001.h5 (Type is String) CompositeReleaseID: R19240 (Type is String) originatorOrganizationName: Jet Propulsion Laboratory (Type is String) SMAPShortName: L3_FT_P_E (Type is String) spatialRepresentationType: grid (Type is String) shortName: SPL3FTP_E (Type is String) Extent(Type is Group) attributes rangeBeginningDateTime: 2024-11-05T00:00:00.000Z (Type is String) rangeEndingDateTime: 2024-11-05T23:59:59.999Z (Type is String) Polar(Type is Group) attributes description: Freeze-thaw binary state is retrieved from gridded radiometer data on both descending (AM, fore/aft) and ascending (PM, fore/aft) SMAPhalf-orbits. The L3_FT_Pproduct includes polar projection data northward of 45N latitude. Freeze-thaw state retrieval is inhibited for areas with permanent snow/ice and excessive static or transient open water in the cell, and when there is excessive RFI in the sensor data. Retrievals may be flagged as questionable for urban areas, mountainous areas with high elevation variability, and for cells in which the seasonal (thawed-frozen) reference difference is much smaller than the radiometer measurement error. (Type is String) eastBoundLongitude: 180. (Type is Float32) westBoundLongitude: -180. (Type is Float32) southBoundLatitude: 45. (Type is Float32) northBoundLatitude: 85.04450226 (Type is Float32) Global(Type is Group) attributes description: Freeze-thaw binary state is retrieved from gridded radiometer data on both descending (AM, fore/aft) and ascending (PM, fore/aft) SMAP half-orbits. The L3_FT_P product includes global projection data at all latitudes. Freeze-thaw state retrieval is inhibited for areas with permanent snow/ice and excessive static or transient open water in the cell, and when there is excessive RFI in the sensor data. Retrievals may be flagged as questionable for urban areas, mountainous areas with high elevation variability, and for cells in which the seasonal (thawed-frozen) reference difference is much smaller than the radiometer measurement error. (Type is String) eastBoundLongitude: 180. (Type is Float32) westBoundLongitude: -180. (Type is Float32) southBoundLatitude: -85.04450226 (Type is Float32) northBoundLatitude: 85.04450226 (Type is Float32) QADatasetIdentification(Type is Group) attributes fileName: SMAP_L3_FT_P_E_20241105_R19240_001.qa (Type is String) abstract: An ASCII product that contains statistical information on data product results. These statistics enable data producers and users to assess the quality of the data in the data product granule. (Type is String) creationDate: 2024-11-06 (Type is String) GridSpatialRepresentation(Type is Group) attributes georeferencedParameters: SMAP Fixed Earth Grids, SMAP Science Document no: 033, May 11, 2009 (Type is String) cellGeometry: area (Type is String) GridDefinition(Type is Group) attributes description: The Equal-Area Scalable Earth Grid (EASE-Grid 2.0) is used for gridding satellite data sets. The EASE-Grid 2.0 is defined on the WGS84 ellipsoid to allow users to import data into standard GIS software formats such as GeoTIFF without reprojection. (Type is String) identifier: Equal-Area Scalable Earth Grid (Type is String) GridDefinitionDocument(Type is Group) attributes edition: EASE-Grid 2.0 (Type is String) title: EASE-Grid 2.0: Incremental but Significant Improvements for Earth-Gridded Data Sets (ISPRS Int. J. Geo-Inf. 2012, 1, 32-45; doi:10.3390/ijgi1010032) (Type is String) publicationDate: 2012-03-31 (Type is String) Polar(Type is Group) attributes orientationParameterAvailability: 0 (Type is String) transformationParameterAvailability: 0 (Type is String) controlPointAvailability: 0 (Type is String) numberOfDimensions: 2 (Type is Int64) Column(Type is Group) attributes dimensionSize: 2000 (Type is UInt32) resolution: 9. (Type is Float32) Row(Type is Group) attributes dimensionSize: 2000 (Type is UInt32) resolution: 9. (Type is Float32) Global(Type is Group) attributes orientationParameterAvailability: 0 (Type is String) transformationParameterAvailability: 0 (Type is String) controlPointAvailability: 0 (Type is String) numberOfDimensions: 2 (Type is Int64) Column(Type is Group) attributes dimensionSize: 3856 (Type is UInt32) resolution: 9. (Type is Float32) Row(Type is Group) attributes dimensionSize: 1624 (Type is UInt32) resolution: 9. (Type is Float32) OrbitMeasuredLocation(Type is Group) attributes stopRevNumber: 52159 (Type is Int32) startRevNumber: 52144 (Type is Int32) Lineage(Type is Group) no attributes OutputConfiguration(Type is Group) attributes description: A configuration file that lists the entire content of the output Radiometer Level 3_FT_P_ product. (Type is String) version: R19240 (Type is String) fileName: SMAP_L3_FT_P_E_SPS_OutputConfig_L3_FT_P_E.xml (Type is String) creationDate: 2024-11-06 (Type is String) MetadataConfiguration(Type is Group) attributes description: A configuration file that specifies the source of the values for each of the data elements that comprise the metadata in the output Radiometer Level 3_FT_P product. (Type is String) version: R19240 (Type is String) fileName: SMAP_L3_FT_P_E_SPS_MetConfig_L1C_TB_E.xml (Type is String) creationDate: 2024-11-06 (Type is String) EASEGRID_LON_N(Type is Group) attributes description: Precomputed longitude at each EASEGrid cell at 9 km resolution on north Polar Azimuthal Projection (Type is String) version: 002 (Type is String) fileName: EZ2Lon_N09_002.float32 (Type is String) creationDate: 2024-11-06 (Type is String) RunConfiguration(Type is Group) attributes description: A configuration file generated automatically within the SMAP data system that specifies all of the conditions required for each individual run of the Radiometer Level 3 FT_P Science Processing Software (SPS). (Type is String) version: R19240 (Type is String) fileName: SMAP_L3_FT_P_E_SPS_20241106T191117973_R19240_004.RunConfig.xml (Type is String) creationDate: 2024-11-06 (Type is String) L1C_TB_E(Type is Group) attributes description: The SMAP Level 1C_TB product provides radiometer brightness temperatures in half-orbit granules, gridded at 9 km grid resolution, on 3 EASE2 Earth-fixed grids - 1) Cylindrical projection, 2) Northern polar projection, 3) Southern polar projection. (Type is String) fileName: SMAP_L3_FT_P_E_20241104_R19240_001.h5, SMAP_L1C_TB_E_52144_D_20241104T231216_R19240_001.h5, SMAP_L1C_TB_E_52145_A_20241105T000127_R19240_001.h5, SMAP_L1C_TB_E_52145_D_20241105T005041_R19240_001.h5, SMAP_L1C_TB_E_52146_A_20241105T013956_R19240_001.h5, SMAP_L1C_TB_E_52146_D_20241105T022911_R19240_001.h5, SMAP_L1C_TB_E_52147_A_20241105T031822_R19240_001.h5, SMAP_L1C_TB_E_52147_D_20241105T040737_R19240_001.h5, SMAP_L1C_TB_E_52148_A_20241105T045652_R19240_001.h5, SMAP_L1C_TB_E_52148_D_20241105T054607_R19240_001.h5, SMAP_L1C_TB_E_52149_A_20241105T063517_R19240_001.h5, SMAP_L1C_TB_E_52149_D_20241105T072432_R19240_001.h5, SMAP_L1C_TB_E_52150_A_20241105T081347_R19240_001.h5, SMAP_L1C_TB_E_52150_D_20241105T090258_R19240_001.h5, SMAP_L1C_TB_E_52151_A_20241105T095213_R19240_001.h5, SMAP_L1C_TB_E_52151_D_20241105T104127_R19240_001.h5, SMAP_L1C_TB_E_52152_A_20241105T113042_R19240_001.h5, SMAP_L1C_TB_E_52152_D_20241105T121953_R19240_001.h5, SMAP_L1C_TB_E_52153_A_20241105T130908_R19240_001.h5, SMAP_L1C_TB_E_52153_D_20241105T135823_R19240_001.h5, SMAP_L1C_TB_E_52154_A_20241105T144734_R19240_001.h5, SMAP_L1C_TB_E_52154_D_20241105T153648_R19240_001.h5, SMAP_L1C_TB_E_52155_A_20241105T162603_R19240_003.h5, SMAP_L1C_TB_E_52155_D_20241105T171518_R19240_001.h5, SMAP_L1C_TB_E_52156_A_20241105T180429_R19240_001.h5, SMAP_L1C_TB_E_52156_D_20241105T185344_R19240_001.h5, SMAP_L1C_TB_E_52157_A_20241105T194259_R19240_001.h5, SMAP_L1C_TB_E_52158_D_20241105T221039_R19240_001.h5, SMAP_L1C_TB_E_52159_A_20241105T225954_R19240_001.h5, SMAP_L1C_TB_E_52159_D_20241105T234905_R19240_001.h5 (Type is String) DOI: doi:10.5067/99LHDR3NUM47 (Type is String) identifier: L1C_TB_E (Type is String) creationDate: 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06, 2024-11-06 (Type is String) resolution: 9. (Type is Float32) EASEGRID_LAT_N(Type is Group) attributes description: Precomputed latitude at each EASEGrid cell at 9km resolution on north Polar Azimuthal Projection (Type is String) version: 002 (Type is String) fileName: EZ2Lat_N09_002.float32 (Type is String) creationDate: 2024-11-06 (Type is String) L3_FT_P_E(Type is Group) attributes description: The SMAP Level 1C_TB product provides radiometer brightness temperatures in half-orbit granules, gridded at 9 km grid resolution, on 3 EASE2 Earth-fixed grids - 1) Cylindrical projection, 2) Northern polar projection, 3) Southern polar projection. (Type is String) DOI: doi:10.5067/99LHDR3NUM47 (Type is String) identifier: L3_FT_P_E (Type is String) resolution: 9. (Type is Float32) InputConfiguration(Type is Group) attributes description: A configuration file that specifies the complete set of elements within the input Level 1C TB Product that the Radiometer Level 3_FT_P Science Processing Software (SPS) needs in order to function. (Type is String) version: R19240 (Type is String) fileName: SMAP_L3_FT_P_E_SPS_InputConfig_L3_FT_P_E.xml (Type is String) creationDate: 2024-11-06 (Type is String) ProcessStep(Type is Group) attributes documentVersion: Version 1.0 (Type is String) stepDateTime: 2024-11-06T18:37:12.839Z (Type is String) documentation: Algorithm Theoretical Basis Document (ATBD) SMAP Level3 Radar Freeze/Thaw Data Product (L3_FT_P) (Type is String) epochUTCDateTime: 2000-01-01T11:58:55.816Z (Type is String) algorithmVersionID: 002 (Type is String) softwareTitle: L3_FT_P_E_SPS (Type is String) algorithmDate: 2018-04-30 (Type is String) parameterVersionID: 002 (Type is String) identifier: L3_FT_P_E_SPS (Type is String) ATBDVersion: Initial Release (Type is String) softwareDate: 2014-04-15 (Type is String) ATBDDate: 2014-03-04 (Type is String) SWVersionID: 002 (Type is String) algorithmDescription: Freeze-thaw state retrieved from brightness temperature measurements acquired by the SMAP radiometer, using a seasonal change-detection algorithm. A given measurement is compared to seasonal reference states for frozen and thawed conditions; measurements falling below the threshold are considered to represent frozen states, and measurements exceeding the threshold are considered to represent thawed states. (Type is String) ATBDTitle: Algorithm Theoetical Basis Document (ATBD) SMAP Level3 Radar Freeze/Thaw Data Product (L3_FT_P) (Type is String) epochJulianDate: 2451545. (Type is Float32) timeVariableEpoch: J2000 (Type is String) documentDate: 2014-03-13 (Type is String) processor: Soil Moisture Active Passive Mission (SMAP) Science Data System (SDS) Operations Facility (Type is String) algorithmTitle: Soil Moisture Active Passive (SMAP) Freeze-Thaw processing algorithm (Type is String) processDescription: Freeze-thaw state retrieved from backscatter measurements acquired by the SMAP radar, using a seasonal change-detection algorithm. (Type is String) Freeze_Thaw_Retrieval_Data_Polar(Type is Group) no attributes longitude[ 0..1] [ 0..1999] [ 0..1999] (Type is Float32) attributes units: degrees_east (Type is String) long_name: Longitude of the center of the Earth based grid cell. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) latitude[ 0..1] [ 0..1999] [ 0..1999] (Type is Float32) attributes units: degrees_north (Type is String) long_name: Latitude of the center of the Earth based grid cell. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) landcover_class[ 0..1] [ 0..1999] [ 0..1999] (Type is Byte) attributes _FillValue: 254 (Type is Byte) long_name: An enumerated type that specifies the predominant surface vegetation found in the grid cell. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) EASE_row_index[ 0..1] [ 0..1999] [ 0..1999] (Type is UInt16) attributes valid_min: 0 (Type is UInt16) long_name: The row index of the 9 km EASE grid cell that contains the associated data. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) valid_max: 65535 (Type is UInt16) _FillValue: 65534 (Type is UInt16) FT_SCV_threshold[ 0..1] [ 0..1999] [ 0..1999] (Type is Float32) attributes valid_min: -999999.875 (Type is Float32) long_name: Threshold for the SCV algorithm based on reference V-pol TB to differentiate between freeze and thaw conditions. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) tbv_qual_flag[ 0..1] [ 0..1999] [ 0..1999] (Type is UInt16) attributes _FillValue: 65534 (Type is UInt16) long_name: Bit flags that represent the quality of the vertical polarization brightness temperature within each grid cell (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) flag_masks: 1s, 2s, 4s, 8s, 16s, 32s, 64s, 128s, 256s, 512s, 1024s, 2048s, 4096s, 8192s, 16384s, 32768s (Type is String) flag_meanings: Vertical_polarization_quality Vertical_polarization_range Vertical_polarization_RFI_detection Vertical_polarization_RFI_correction Vertical_polarization_NEDT Vertical_polarization_direct_sun_correction Vertical_polarization_reflected_sun_correction Vertical_polarization_reflected_moon_correction Vertical_polarization_direct_galaxy_correction Vertical_polarization_reflected_galaxy_correction Vertical_polarization_atmosphere_correction Vertical_polarization_Faraday_rotation_correction Vertical_polarization_null_value_bit Vertical_polarization_water_correction Vertical_polarization_RFI_check Vertical_polarization_RFI_clean (Type is String) open_water_body_fraction[ 0..1] [ 0..1999] [ 0..1999] (Type is Float32) attributes valid_min: 0. (Type is Float32) long_name: Fraction of the area of the grid cell surface covered by open water. Open water areas do not have vegetation at or on the water surface. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) valid_max: 1. (Type is Float32) _FillValue: -9999. (Type is Float32) freeze_thaw_time_utc[ 0..1] [ 0..1999] [ 0..1999] (Type is String) attributes long_name: Time of the freeze-thaw determination for this particular element in UTC. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) thaw_reference[ 0..1] [ 0..1999] [ 0..1999] (Type is Float32) attributes valid_min: -999999.875 (Type is Float32) long_name: Reference normalized polarization ratio value used as a basis to indicate thawed conditions. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) transition_state_flag[ 0..1999] [ 0..1999] (Type is Byte) attributes valid_min: 0 (Type is Byte) valid_max: 1 (Type is Byte) long_name: Boolean that indicates whether soil is in transitional state from AM to PM on the same day. 0 indicates state is not in transition, 1 indicates state is in transition. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) _FillValue: 254 (Type is Byte) retrieval_algorithm_flag[ 0..1] [ 0..1999] [ 0..1999] (Type is Byte) attributes valid_min: 0 (Type is Byte) valid_max: 1 (Type is Byte) long_name: Boolean that indicates whether the NPR change detection algorithm or the single-channel V-pol threshold algorithm was used to retrieve freeze-thaw state. A value of 0 indicates the NPR algorithm, a value of 1 indicates the SCV algorithm. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) _FillValue: 254 (Type is Byte) altitude_std_dev[ 0..1] [ 0..1999] [ 0..1999] (Type is Float32) attributes units: meters (Type is String) long_name: The standard deviation of the Earth surface elevation within the grid cell. This element provides a surface roughness measure. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) valid_min: 0. (Type is Float32) valid_max: 1000. (Type is Float32) _FillValue: -9999. (Type is Float32) retrieval_qual_flag[ 0..1] [ 0..1999] [ 0..1999] (Type is UInt16) attributes coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) long_name: Sequence of bit flags that indicate the conditions and the quality of the freeze-thaw retrieval. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) _FillValue: 65534 (Type is UInt16) flag_masks: 1s, 2s, 4s, 8s, 16s (Type is String) flag_meanings: FT_Retrieval_attempted_flag High_water_fraction_flag Permanent_ice_flag Low_SCV_correlation_flag FT_mitigation_flag (Type is String) tbh_qual_flag[ 0..1] [ 0..1999] [ 0..1999] (Type is UInt16) attributes _FillValue: 65534 (Type is UInt16) long_name: Bit flags that represent the quality of the horizontal polarization brightness temperature within each grid cell (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) flag_masks: 1s, 2s, 4s, 8s, 16s, 32s, 64s, 128s, 256s, 512s, 1024s, 2048s, 4096s, 8192s, 16384s, 32768s (Type is String) flag_meanings: Horizontal_polarization_quality Horizontal_polarization_range Horizontal_polarization_RFI_detection Horizontal_polarization_RFI_correction Horizontal_polarization_NEDT Horizontal_polarization_direct_sun_correction Horizontal_polarization_reflected_sun_correction Horizontal_polarization_reflected_moon_correction Horizontal_polarization_direct_galaxy_correction Horizontal_polarization_reflected_galaxy_correction Horizontal_polarization_atmosphere_correction Horizontal_polarization_Faraday_rotation_correction Horizontal_polarization_null_value_bit Horizontal_polarization_water_correction Horizontal_polarization_RFI_check Horizontal_polarization_RFI_clean (Type is String) transition_direction[ 0..1999] [ 0..1999] (Type is Byte) attributes valid_min: 0 (Type is Byte) valid_max: 1 (Type is Byte) long_name: Boolean that indicates transitional direction. 0 indicates AM frozen, PM thawed, 1 indicates AM thawed, PM frozen. Value is always zero if not in transition state. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) _FillValue: 254 (Type is Byte) tbv_error[ 0..1] [ 0..1999] [ 0..1999] (Type is Float32) attributes units: Kelvin (Type is String) long_name: Overall error measure for V-pol brightness temperature within the grid cell, includes calibration, RFI and contamination effects. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) valid_min: -999999.875 (Type is Float32) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) tbh_mean[ 0..1] [ 0..1999] [ 0..1999] (Type is Float32) attributes units: Kelvin (Type is String) long_name: Mean of H-pol brightness temperature in the 9 km Earth grid cell. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) valid_min: -999999.875 (Type is Float32) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) freeze_thaw[ 0..1] [ 0..1999] [ 0..1999] (Type is Byte) attributes valid_min: 0 (Type is Byte) valid_max: 1 (Type is Byte) long_name: Boolean that indicates whether soil within cell is frozen or thawed. A value of 0 implies thawed conditions, a value of 1 implies frozen. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) _FillValue: 254 (Type is Byte) data_sampling_density[ 0..1] [ 0..1999] [ 0..1999] (Type is Float32) attributes units: km (Type is String) long_name: Total number of radiometer data samples in the grid cell. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) valid_min: 0. (Type is Float32) valid_max: 2. (Type is Float32) _FillValue: -9999. (Type is Float32) EASE_column_index[ 0..1] [ 0..1999] [ 0..1999] (Type is UInt16) attributes valid_min: 0 (Type is UInt16) valid_max: 65535 (Type is UInt16) long_name: The column index of the 9 km EASE grid cell that contains the associated data. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) _FillValue: 65534 (Type is UInt16) freeze_thaw_time_seconds[ 0..1] [ 0..1999] [ 0..1999] (Type is Float64) attributes units: seconds (Type is String) long_name: Time of the freeze-thaw determination for this particular element in seconds from the standard epoch. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) valid_min: -999999.90000000002 (Type is Float64) valid_max: 999999.90000000002 (Type is Float64) _FillValue: -9999. (Type is Float64) tbv_mean[ 0..1] [ 0..1999] [ 0..1999] (Type is Float32) attributes units: Kelvin (Type is String) long_name: Mean of V-pol brightness temperature in the 9 km Earth grid cell. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) valid_min: -999999.875 (Type is Float32) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) surface_flag[ 0..1] [ 0..1999] [ 0..1999] (Type is UInt16) attributes long_name: Bit flags that record ambient surface conditions for the grid cell (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) _FillValue: 65534 (Type is UInt16) flag_masks: 1s, 2s, 4s, 8s, 16s, 32s, 64s, 128s, 256s, 512s, 1024s, 2048s (Type is String) flag_meanings: 9_km_static_water_body_flag 9_km_high_static_water_body_fraction_flag 9_km_coastal_proximity_flag 9_km_urban_area_flag 9_km_precipitation_flag 9_km_snow_or_ice_flag 9_km_permanent_snow_or_ice_flag 9_km_radiometer_frozen_ground_flag 9_km_model_frozen_ground_flag 9_km_mountainous_terrain_flag 9_km_dense_vegetation_flag 9_km_nadir_region_flag (Type is String) altitude_dem[ 0..1] [ 0..1999] [ 0..1999] (Type is Float32) attributes units: meters (Type is String) long_name: The Earth surface elevation within the grid cell. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) valid_min: 0. (Type is Float32) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) tbh_error[ 0..1] [ 0..1999] [ 0..1999] (Type is Float32) attributes units: Kelvin (Type is String) long_name: Overall error measure for H-pol brightness temperature within the grid cell, includes calibration, RFI and contamination effects. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) valid_min: -999999.875 (Type is Float32) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) freeze_reference[ 0..1] [ 0..1999] [ 0..1999] (Type is Float32) attributes valid_min: -999999.875 (Type is Float32) long_name: Reference normalized polarization ratio value used as a basis to indicate frozen conditions. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) normalized_polarization_ratio[ 0..1] [ 0..1999] [ 0..1999] (Type is Float32) attributes valid_min: -5. (Type is Float32) long_name: Normalized Tb polarization ratio at the Earth based grid cell, defined as (TBH-TBV)/(TBH+TBV). The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) valid_max: 5. (Type is Float32) _FillValue: -9999. (Type is Float32) reference_image_threshold[ 0..1] [ 0..1999] [ 0..1999] (Type is Float32) attributes valid_min: -999999.875 (Type is Float32) long_name: Threshold based on reference freeze and thaw to differentiate between freeze and thaw conditions. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Polar/latitude /Freeze_Thaw_Retrieval_Data_Polar/longitude (Type is String) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) Freeze_Thaw_Retrieval_Data_Global(Type is Group) no attributes longitude[ 0..1] [ 0..1623] [ 0..3855] (Type is Float32) attributes units: degrees_east (Type is String) long_name: Longitude of the center of the Earth based grid cell. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) latitude[ 0..1] [ 0..1623] [ 0..3855] (Type is Float32) attributes units: degrees_north (Type is String) long_name: Latitude of the center of the Earth based grid cell. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) landcover_class[ 0..1] [ 0..1623] [ 0..3855] (Type is Byte) attributes _FillValue: 254 (Type is Byte) long_name: An enumerated type that specifies the predominant surface vegetation found in the grid cell. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) EASE_row_index[ 0..1] [ 0..1623] [ 0..3855] (Type is UInt16) attributes valid_min: 0 (Type is UInt16) long_name: The row index of the 9 km EASE grid cell that contains the associated data. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) valid_max: 65535 (Type is UInt16) _FillValue: 65534 (Type is UInt16) FT_SCV_threshold[ 0..1] [ 0..1623] [ 0..3855] (Type is Float32) attributes valid_min: -999999.875 (Type is Float32) long_name: Threshold for the SCV algorithm based on reference V-pol TB to differentiate between freeze and thaw conditions. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) tbv_qual_flag[ 0..1] [ 0..1623] [ 0..3855] (Type is UInt16) attributes _FillValue: 65534 (Type is UInt16) long_name: Bit flags that represent the quality of the vertical polarization brightness temperature within each grid cell (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) flag_masks: 1s, 2s, 4s, 8s, 16s, 32s, 64s, 128s, 256s, 512s, 1024s, 2048s, 4096s, 8192s, 16384s, 32768s (Type is String) flag_meanings: Vertical_polarization_quality Vertical_polarization_range Vertical_polarization_RFI_detection Vertical_polarization_RFI_correction Vertical_polarization_NEDT Vertical_polarization_direct_sun_correction Vertical_polarization_reflected_sun_correction Vertical_polarization_reflected_moon_correction Vertical_polarization_direct_galaxy_correction Vertical_polarization_reflected_galaxy_correction Vertical_polarization_atmosphere_correction Vertical_polarization_Faraday_rotation_correction Vertical_polarization_null_value_bit Vertical_polarization_water_correction Vertical_polarization_RFI_check Vertical_polarization_RFI_clean (Type is String) open_water_body_fraction[ 0..1] [ 0..1623] [ 0..3855] (Type is Float32) attributes valid_min: 0. (Type is Float32) long_name: Fraction of the area of the grid cell surface covered by open water. Open water areas do not have vegetation at or on the water surface. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) valid_max: 1. (Type is Float32) _FillValue: -9999. (Type is Float32) freeze_thaw_time_utc[ 0..1] [ 0..1623] [ 0..3855] (Type is String) attributes long_name: Time of the freeze-thaw determination for this particular element in UTC. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) thaw_reference[ 0..1] [ 0..1623] [ 0..3855] (Type is Float32) attributes valid_min: -999999.875 (Type is Float32) long_name: Reference normalized polarization ratio value used as a basis to indicate thawed conditions. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) transition_state_flag[ 0..1623] [ 0..3855] (Type is Byte) attributes valid_min: 0 (Type is Byte) valid_max: 1 (Type is Byte) long_name: Boolean that indicates whether soil is in transitional state from AM to PM on the same day. 0 indicates state is not in transition, 1 indicates state is in transition. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) _FillValue: 254 (Type is Byte) retrieval_algorithm_flag[ 0..1] [ 0..1623] [ 0..3855] (Type is Byte) attributes valid_min: 0 (Type is Byte) valid_max: 1 (Type is Byte) long_name: Boolean that indicates whether the NPR change detection algorithm or the single-channel V-pol threshold algorithm was used to retrieve freeze-thaw state. A value of 0 indicates the NPR algorithm, a value of 1 indicates the SCV algorithm. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) _FillValue: 254 (Type is Byte) altitude_std_dev[ 0..1] [ 0..1623] [ 0..3855] (Type is Float32) attributes units: meters (Type is String) long_name: The standard deviation of the Earth surface elevation within the grid cell. This element provides a surface roughness measure. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) valid_min: 0. (Type is Float32) valid_max: 1000. (Type is Float32) _FillValue: -9999. (Type is Float32) retrieval_qual_flag[ 0..1] [ 0..1623] [ 0..3855] (Type is UInt16) attributes _FillValue: 65534 (Type is UInt16) long_name: Sequence of bit flags that indicate the conditions and the quality of the freeze-thaw retrieval. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) flag_masks: 1s, 2s, 4s, 8s, 16s (Type is String) flag_meanings: FT_Retrieval_attempted_flag High_water_fraction_flag Permanent_ice_flag Low_SCV_correlation_flag FT_mitigation_flag (Type is String) tbh_qual_flag[ 0..1] [ 0..1623] [ 0..3855] (Type is UInt16) attributes _FillValue: 65534 (Type is UInt16) long_name: Bit flags that represent the quality of the horizontal polarization brightness temperature within each grid cell (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) flag_masks: 1s, 2s, 4s, 8s, 16s, 32s, 64s, 128s, 256s, 512s, 1024s, 2048s, 4096s, 8192s, 16384s, 32768s (Type is String) flag_meanings: Horizontal_polarization_quality Horizontal_polarization_range Horizontal_polarization_RFI_detection Horizontal_polarization_RFI_correction Horizontal_polarization_NEDT Horizontal_polarization_direct_sun_correction Horizontal_polarization_reflected_sun_correction Horizontal_polarization_reflected_moon_correction Horizontal_polarization_direct_galaxy_correction Horizontal_polarization_reflected_galaxy_correction Horizontal_polarization_atmosphere_correction Horizontal_polarization_Faraday_rotation_correction Horizontal_polarization_null_value_bit Horizontal_polarization_water_correction Horizontal_polarization_RFI_check Horizontal_polarization_RFI_clean (Type is String) transition_direction[ 0..1623] [ 0..3855] (Type is Byte) attributes valid_min: 0 (Type is Byte) valid_max: 1 (Type is Byte) long_name: Boolean that indicates transitional direction. 0 indicates AM frozen, PM thawed, 1 indicates AM thawed, PM frozen. Value is always zero if not in transition state. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) _FillValue: 254 (Type is Byte) tbv_error[ 0..1] [ 0..1623] [ 0..3855] (Type is Float32) attributes units: Kelvin (Type is String) long_name: Overall error measure for V-pol brightness temperature within the grid cell, includes calibration, RFI and contamination effects. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) valid_min: -999999.875 (Type is Float32) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) tbh_mean[ 0..1] [ 0..1623] [ 0..3855] (Type is Float32) attributes units: Kelvin (Type is String) long_name: Mean of H-pol brightness temperature in the 9 km Earth grid cell. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) valid_min: -999999.875 (Type is Float32) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) freeze_thaw[ 0..1] [ 0..1623] [ 0..3855] (Type is Byte) attributes valid_min: 0 (Type is Byte) valid_max: 1 (Type is Byte) long_name: Boolean that indicates whether soil within cell is frozen or thawed. A value of 0 implies thawed conditions, a value of 1 implies frozen. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) _FillValue: 254 (Type is Byte) data_sampling_density[ 0..1] [ 0..1623] [ 0..3855] (Type is Float32) attributes units: km (Type is String) long_name: Total number of radiometer data samples in the grid cell. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) valid_min: 0. (Type is Float32) valid_max: 2. (Type is Float32) _FillValue: -9999. (Type is Float32) EASE_column_index[ 0..1] [ 0..1623] [ 0..3855] (Type is UInt16) attributes valid_min: 0 (Type is UInt16) valid_max: 65535 (Type is UInt16) long_name: The column index of the 9 km EASE grid cell that contains the associated data. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) _FillValue: 65534 (Type is UInt16) freeze_thaw_time_seconds[ 0..1] [ 0..1623] [ 0..3855] (Type is Float64) attributes units: seconds (Type is String) long_name: Time of the freeze-thaw determination for this particular element in seconds from the standard epoch. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) valid_min: -999999.90000000002 (Type is Float64) valid_max: 999999.90000000002 (Type is Float64) _FillValue: -9999. (Type is Float64) tbv_mean[ 0..1] [ 0..1623] [ 0..3855] (Type is Float32) attributes units: Kelvin (Type is String) long_name: Mean of V-pol brightness temperature in the 9 km Earth grid cell. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) valid_min: -999999.875 (Type is Float32) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) surface_flag[ 0..1] [ 0..1623] [ 0..3855] (Type is UInt16) attributes long_name: Bit flags that record ambient surface conditions for the grid cell (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) _FillValue: 65534 (Type is UInt16) flag_masks: 1s, 2s, 4s, 8s, 16s, 32s, 64s, 128s, 256s, 512s, 1024s, 2048s (Type is String) flag_meanings: 9_km_static_water_body_flag 9_km_high_static_water_body_fraction_flag 9_km_coastal_proximity_flag 9_km_urban_area_flag 9_km_precipitation_flag 9_km_snow_or_ice_flag 9_km_permanent_snow_or_ice_flag 9_km_radiometer_frozen_ground_flag 9_km_model_frozen_ground_flag 9_km_mountainous_terrain_flag 9_km_dense_vegetation_flag 9_km_nadir_region_flag (Type is String) altitude_dem[ 0..1] [ 0..1623] [ 0..3855] (Type is Float32) attributes units: meters (Type is String) long_name: The Earth surface elevation within the grid cell. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) valid_min: 0. (Type is Float32) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) tbh_error[ 0..1] [ 0..1623] [ 0..3855] (Type is Float32) attributes units: Kelvin (Type is String) long_name: Overall error measure for H-pol brightness temperature within the grid cell, includes calibration, RFI and contamination effects. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) valid_min: -999999.875 (Type is Float32) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) freeze_reference[ 0..1] [ 0..1623] [ 0..3855] (Type is Float32) attributes valid_min: -999999.875 (Type is Float32) long_name: Reference normalized polarization ratio value used as a basis to indicate frozen conditions. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32) normalized_polarization_ratio[ 0..1] [ 0..1623] [ 0..3855] (Type is Float32) attributes valid_min: -5. (Type is Float32) long_name: Normalized Tb polarization ratio at the Earth based grid cell, defined as (TBH-TBV)/(TBH+TBV). The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) valid_max: 5. (Type is Float32) _FillValue: -9999. (Type is Float32) reference_image_threshold[ 0..1] [ 0..1623] [ 0..3855] (Type is Float32) attributes valid_min: -999999.875 (Type is Float32) long_name: Threshold based on reference freeze and thaw to differentiate between freeze and thaw conditions. The AM (dimension AMPM=0) and PM (AMPM=1) observations are stored separately in the array. (Type is String) coordinates: /Freeze_Thaw_Retrieval_Data_Global/latitude /Freeze_Thaw_Retrieval_Data_Global/longitude (Type is String) valid_max: 999999.875 (Type is Float32) _FillValue: -9999. (Type is Float32)

debug

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dataset: SMAP_L3_FT_P_E_20241105_R19240_001.h5 dmr

OPeNDAP Hyrax (1.17.0-262) Documentation Questions? Contact Support

dataset: SMAP_L3_FT_P_E_20241105_R19240_001.h5
dmr

OPeNDAP Hyrax (1.17.0-262)
Documentation Questions? Contact Support