DAP4 Data Request Form JA1_GPN_2PeP374_156_20120302_202102_20120302_211712.nc
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OPeNDAP DAP4 Data Request Form

dataset: JA1_GPN_2PeP374_156_20120302_202102_20120302_211712.nc
dmr

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Global Attributes
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      • NC_GLOBAL
        • Conventions: CF-1.1 (Type is String)
        • title: GDR - Native dataset (Type is String)
        • institution: CNES and JPL (Type is String)
        • source: radar altimeter (Type is String)
        • history: 2016-03-16 02:57:02 : Creation (Type is String)
        • contact: CNES aviso@altimetry.fr NASA/JPL podaac@podaac.jpl.nasa.gov (Type is String)
        • references: CNES Reprocessing Tool 2.0 (Updates to time tags, ranges, models and all JMR derived parameters updated with dedicated recalibration of JMR in 2015) (Type is String)
        • processing_center: SALP and JSDS (Type is String)
        • reference_document: AVISO and PODAAC User Handbook IGDR and GDR Jason Products, SALP-MU-M5-OP-13184-CN (Type is String)
        • mission_name: Jason-1 (Type is String)
        • altimeter_sensor_name: POSEIDON-2 (Type is String)
        • radiometer_sensor_name: JMR (Type is String)
        • doris_sensor_name: 2GM (Type is String)
        • gpsr_sensor_name: TRSR (Type is String)
        • acq_station_name: CNES/NASA (Type is String)
        • cycle_number: 374 (Type is Int32)
        • absolute_rev_number: 47387 (Type is Int32)
        • pass_number: 156 (Type is Int32)
        • absolute_pass_number: 94898 (Type is Int32)
        • equator_time: 2012-03-02 20:49:06.635000 (Type is String)
        • equator_longitude: 241.6700000000000 (Type is Float64)
        • first_meas_time: 2012-03-02 20:21:02.991761 (Type is String)
        • last_meas_time: 2012-03-02 21:17:12.648388 (Type is String)
        • ellipsoid_axis: 6378136.300000000 (Type is Float64)
        • ellipsoid_flattening: 0.003352813177896900 (Type is Float64)
Global Dimensions
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      [ /time = 0..3062 ]
      [ /meas_ind = 0..19 ]
Variables
time[ /time= 0..3062] (Type is Float64)
  • attributes
    • long_name: time (sec. since 2000-01-01) (Type is String)
    • standard_name: time (Type is String)
    • calendar: gregorian (Type is String)
    • tai_utc_difference: 34.00000000000000 (Type is Float64)
    • leap_second: 0000-00-00 00:00:00 (Type is String)
    • units: seconds since 2000-01-01 00:00:00.0 (Type is String)
    • comment: [tai_utc_difference] is the difference between TAI - UTC (i.e., leap seconds) for the first measurement of the data set. [leap_second] is the UTC time at which a leap second occurs in the data set, if any. After this UTC time, the [tai_utc_difference] is increased by 1 second. time variable is corrected from datation bias. See Jason-1 User handbook. (Type is String)
meas_ind[ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • long_name: elementary measurement index (Type is String)
    • units: count (Type is String)
    • comment: Set to be compliant with the CF-1.1 convention (Type is String)
time_20hz[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Float64)
  • attributes
    • _FillValue: 1.844674407370955e+19 (Type is Float64)
    • long_name: time 20 Hz (sec. since 2000-01-01) (Type is String)
    • standard_name: time (Type is String)
    • calendar: gregorian (Type is String)
    • tai_utc_difference: 34.00000000000000 (Type is Float64)
    • leap_second: 0000-00-00 00:00:00 (Type is String)
    • units: seconds since 2000-01-01 00:00:00.0 (Type is String)
    • comment: [tai_utc_difference] is the difference between TAI - UTC (i.e., leap seconds) for the first measurement of the data set. [leap_second] is the UTC time at which a leap second occurs in the data set, if any. After this UTC time, the [tai_utc_difference] is increased by 1 second. time_20hz variable is corrected from datation bias. See Jason-1 User handbook. (Type is String)
lat[ /time= 0..3062] (Type is Int32)
  • attributes
    • long_name: latitude (Type is String)
    • standard_name: latitude (Type is String)
    • units: degrees_north (Type is String)
    • quality_flag: orb_state_flag_rest (Type is String)
    • scale_factor: 1.000000000000000e-06 (Type is Float64)
    • comment: Positive latitude is North latitude, negative latitude is South latitude. See Jason-1 User Handbook. (Type is String)
lon[ /time= 0..3062] (Type is Int32)
  • attributes
    • long_name: longitude (Type is String)
    • standard_name: longitude (Type is String)
    • units: degrees_east (Type is String)
    • quality_flag: orb_state_flag_rest (Type is String)
    • scale_factor: 1.000000000000000e-06 (Type is Float64)
    • comment: East longitude relative to Greenwich meridian. See Jason-1 User Handbook. (Type is String)
lon_20hz[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: 20 Hz longitude (Type is String)
    • standard_name: longitude (Type is String)
    • units: degrees_east (Type is String)
    • scale_factor: 1.000000000000000e-06 (Type is Float64)
    • comment: East longitude relative to Greenwich meridian. See Jason-1 User Handbook (Type is String)
lat_20hz[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: 20 Hz latitude (Type is String)
    • standard_name: latitude (Type is String)
    • units: degrees_north (Type is String)
    • scale_factor: 1.000000000000000e-06 (Type is Float64)
    • comment: Positive latitude is North latitude, negative latitude is South latitude. See Jason-1 User Handbook (Type is String)
surface_type[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: surface type (Type is String)
    • flag_values: 0, 1, 2, 3 (Type is Int16)
    • flag_meanings: ocean lake_enclosed_sea ice land (Type is String)
    • coordinates: lon lat (Type is String)
    • comment: Computed using a DTM2000 file: 0 = open oceans or semi-enclosed seas; 1 = enclosed seas or lakes; 2 = continental ice; 3 = land. See Jason-1 User Handbook (Type is String)
surface_type_globcover[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: surface type globcover (Type is String)
    • flag_values: 0b, 1b, 2b, 3b, 4b, 5b, 6b (Type is String)
    • flag_meanings: open_ocean land continental_water aquatic_vegetation continental_ice_snow floating_ice salted_basin (Type is String)
    • coordinates: lon lat (Type is String)
    • comment: Computed from a mask built with MODIS and GlobCover data, 0 = Open ocean; 1 = Land; 2 = Continental waters; 3 = Aquatic vegetation; 4 = Continental ice and snow; 5 = Floating ice; 6 = Salted basin. See Jason-1 User Handbook (Type is String)
alt_echo_type[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: altimeter echo type (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: ocean_like non_ocean_like (Type is String)
    • coordinates: lon lat (Type is String)
    • comment: The altimeter echo type is determined by testing the rms of the high rate range measurements against a threshold as well as the number of valid high rate range measurements against a minimum value (Type is String)
rad_surf_type[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: radiometer surface type (Type is String)
    • flag_values: 0, 1, 2 (Type is Int16)
    • flag_meanings: open_ocean near_coast land (Type is String)
    • coordinates: lon lat (Type is String)
    • comment: The radiometer surface type flag is applicable to the radiometer wet troposphere path delays provided by rad_wet_tropo_corr. A value of 0 indicates that open ocean processing is used to compute the path delay, 1 indicates coastal processing is used, and 2 indicates the path delay is invalid due to land (Type is String)
rad_distance_to_land[ /time= 0..3062] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: radiometer radial distance to land (Type is String)
    • units: m (Type is String)
    • coordinates: lon lat (Type is String)
    • comment: Shortest distance between nadir sub-satellite point and land (Type is String)
qual_alt_1hz_range_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: quality flag for 1 Hz altimeter data: Ku band range (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
qual_alt_1hz_range_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: quality flag for 1 Hz altimeter data: C band range (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
qual_alt_1hz_swh_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: quality flag for 1 Hz altimeter data: Ku band SWH (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
qual_alt_1hz_swh_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: quality flag for 1 Hz altimeter data: C band SWH (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
qual_alt_1hz_sig0_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: quality flag for 1 Hz altimeter data: Ku band backscatter coefficient (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
qual_alt_1hz_sig0_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: quality flag for 1 Hz altimeter data: C band backscatter coefficient (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
qual_alt_1hz_off_nadir_angle_wf_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: quality flag for 1 Hz altimeter data: off nadir angle from Ku band (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
qual_inst_corr_1hz_range_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: quality flag for 1 Hz instrumental correction: Ku band range (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
qual_inst_corr_1hz_range_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: quality flag for 1 Hz instrumental correction: C band range (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
qual_inst_corr_1hz_swh_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: quality flag for 1 Hz instrumental correction: Ku band SWH (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
qual_inst_corr_1hz_swh_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: quality flag for 1 Hz instrumental correction: C band SWH (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
qual_inst_corr_1hz_sig0_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: quality flag for 1 Hz instrumental correction: Ku band backscatter coefficient (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
qual_inst_corr_1hz_sig0_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: quality flag for 1 Hz instrumental correction: C band backscatter coefficient (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
qual_rad_1hz_tb187[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: quality flag for 1 Hz radiometer data: 18.7 GHz brightness temperature (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
qual_rad_1hz_tb238[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: quality flag for 1 Hz radiometer data: 23.8 GHz brightness temperature (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
qual_rad_1hz_tb340[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: quality flag for 1 Hz radiometer data: 34.0 GHz brightness temperature (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
rad_averaging_flag[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: radiometer along-track averaging flag (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
rad_land_frac_187[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: radiometer 18.7 GHz antenna gain weighted land fraction in main beam (Type is String)
    • units: % (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
rad_land_frac_238[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: radiometer 23.8 GHz antenna gain weighted land fraction in main beam (Type is String)
    • units: % (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
rad_land_frac_340[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: radiometer 34.0 GHz antenna gain weighted land fraction in main beam (Type is String)
    • units: % (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
alt_state_flag_oper[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: altimeter state flag: altimeter operating (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: SideA SideB (Type is String)
    • coordinates: lon lat (Type is String)
    • comment: Side A = nominal; Side B = redondancy (Type is String)
alt_state_flag_c_band[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: altimeter state flag: C bandwidth used (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: 320MHz 100MHz (Type is String)
    • coordinates: lon lat (Type is String)
alt_state_flag_band_seq[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: altimeter state flag: Ku/C band sequencing (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: 3Ku_1C_3Ku 2Ku_1C_2Ku (Type is String)
    • coordinates: lon lat (Type is String)
alt_state_flag_ku_band_status[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: altimeter state flag: Ku band status (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: On Off (Type is String)
    • coordinates: lon lat (Type is String)
alt_state_flag_c_band_status[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: altimeter state flag: C band status (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: On Off (Type is String)
    • coordinates: lon lat (Type is String)
rad_state_flag_oper[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: radiometer state flag: radiometer operating (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: Side A Side B (Type is String)
    • coordinates: lon lat (Type is String)
    • comment: Side A nominal; Side B redundancy (Type is String)
orb_state_flag_rest[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: orbit state flag: restituted orbit (Type is String)
    • flag_values: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 (Type is Int16)
    • flag_meanings: op_maneuver op_adjusted op_extrapolated pre_adjusted pre_maneuver pre_interpolated_gap pre_extrapolated_L1 pre_extrapolated_L1S2 pre_extrapolated_S2 DIODE (Type is String)
    • coordinates: lon lat (Type is String)
    • comment: 0 characterizes a mission operations orbit that is computed during a maneuver period, 1 stands for an adjusted mission operations orbit, 2 stands for an extrapolated mission operations orbit, 3 stands for an adjusted (preliminary/precise) orbit, 4 indicates that the (preliminary/precise) orbit is estimated during a maneuver period, 5 indicates that the (preliminary/precise) orbit is interpolated over a tracking data gap, 6 means that the (preliminary/precise) orbit is extrapolated for a duration less than 1 day, 7 means that the (preliminary/precise) orbit is extrapolated for a duration that ranges from 1 day to 2 days, 8 means that the (preliminary/precise) orbit is extrapolated for a duration larger than 2 days, or that the orbit is extrapolated just after a maneuver, 9 stands for the DORIS DIODE navigator orbit. The nominal value is 3 (Type is String)
rain_flag[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: rain flag (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: no_rain rain (Type is String)
    • coordinates: lon lat (Type is String)
    • comment: See Jason-1 User Handbook (Type is String)
rad_rain_flag[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: radiometer rain flag (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: no_rain rain (Type is String)
    • coordinates: lon lat (Type is String)
    • comment: See Jason-1 User Handbook. The radiometer rain flag indicates where the radiometer wet troposphere path delay (rad_wet_tropo_corr) is invalid due to rain contamination (Type is String)
ice_flag[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: ice flag (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: no_ice ice (Type is String)
    • coordinates: lon lat (Type is String)
    • comment: See Jason-1 User Handbook (Type is String)
rad_sea_ice_flag[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: radiometer sea-ice flag (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: no_sea_ice, sea_ice (Type is String)
    • coordinates: lon lat (Type is String)
    • comment: See Jason-1 User Handbook. The radiometer sea ice flag indicates where the radiometer wet troposphere path delay (rad_wet_tropo_corr) is invalid due to sea ice contamination (Type is String)
interp_flag_tb[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: radiometer brightness temperatures interpolation flag (Type is String)
    • flag_values: 0, 1, 2, 3 (Type is Int16)
    • flag_meanings: good interpolation_with_gap extrapolation fail (Type is String)
    • coordinates: lon lat (Type is String)
    • comment: Possible values are: 0 interpolation without gap between JMR data, 1 interpolation with gap between JMR data, 2 extrapolation of JMR data, 3 failure of extrapolation and interpolation (Type is String)
interp_flag_ocean_tide_sol1[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: ocean tide solution 1 interpolation flag (Type is String)
    • flag_values: 0b, 1b (Type is String)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
    • comment: 0 = valid interpolation; 1 = failure of interpolation i.e. ocean_tide_sol1 set to default value (Type is String)
interp_flag_ocean_tide_sol2[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: ocean tide solution 2 interpolation flag (Type is String)
    • flag_values: 0b, 1b (Type is String)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon lat (Type is String)
    • comment: 0 = valid interpolation; 1 = failure of interpolation i.e. ocean_tide_sol2 set to default value (Type is String)
alt[ /time= 0..3062] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: 1 Hz altitude of satellite (Type is String)
    • standard_name: height_above_reference_ellipsoid (Type is String)
    • units: m (Type is String)
    • quality_flag: orb_state_flag_rest (Type is String)
    • add_offset: 1300000.000000000 (Type is Float64)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Altitude of satellite above the reference ellipsoid. (Type is String)
alt_20hz[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: 20 Hz altitude of satellite (Type is String)
    • standard_name: height_above_reference_ellipsoid (Type is String)
    • units: m (Type is String)
    • add_offset: 1300000.000000000 (Type is Float64)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: Altitude of satellite above reference ellipsoid (Type is String)
orb_alt_rate[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 1 Hz orbital altitude rate (Type is String)
    • units: m/s (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: The reference surface for the orbital altitude rate is the combined mean_sea_surface/geoid surface. It is used to compute the Doppler correction on the altimeter range (doppler_corr_ku, doppler_corr_c) (Type is String)
range_ku[ /time= 0..3062] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: 1 Hz Ku band corrected altimeter range (Type is String)
    • standard_name: altimeter_range (Type is String)
    • units: m (Type is String)
    • quality_flag: qual_alt_1hz_range_ku (Type is String)
    • add_offset: 1300000.000000000 (Type is Float64)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: All instrumental corrections included, i.e. distance antenna-COG (cog_corr), USO drift correction (uso_corr), internal path correction (internal_path_delay_corr_ku), Doppler correction (doppler_corr_ku), modeled instrumental errors correction (modeled_instr_corr_range_ku) and system bias. range updated to account for reference plane and internal path delay (Type is String)
range_20hz_ku[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: 20 Hz Ku band corrected altimeter range (Type is String)
    • standard_name: altimeter_range (Type is String)
    • units: m (Type is String)
    • add_offset: 1300000.000000000 (Type is Float64)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: All instrumental corrections included, i.e. distance antenna-COG (cog_corr), USO drift correction (uso_corr), internal path correction (internal_path_delay_corr_ku), Doppler correction (doppler_corr_ku), modeled instrumental errors correction (modeled_instr_corr_range_ku) and system bias. range_20hz updated to account for reference plane and internal path delay (Type is String)
range_c[ /time= 0..3062] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: 1 Hz C band corrected altimeter range (Type is String)
    • standard_name: altimeter_range (Type is String)
    • units: m (Type is String)
    • quality_flag: qual_alt_1hz_range_c (Type is String)
    • add_offset: 1300000.000000000 (Type is Float64)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: All instrumental corrections included, i.e. distance antenna-COG (cog_corr), USO drift correction (uso_corr), internal path correction (internal_path_delay_corr_c), Doppler correction (doppler_corr_c), modeled instrumental errors correction (modeled_instr_corr_range_c) and system bias. range_c updated to account for reference plane and internal path delay (Type is String)
range_20hz_c[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: 20 Hz C band corrected altimeter range (Type is String)
    • standard_name: altimeter_range (Type is String)
    • units: m (Type is String)
    • add_offset: 1300000.000000000 (Type is Float64)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: All instrumental corrections included, i.e. distance antenna-COG (cog_corr), USO drift correction (uso_corr), internal path correction (internal_path_delay_corr_c), Doppler correction (doppler_corr_c), modeled instrumental errors correction (modeled_instr_corr_range_c) and system bias. range_20hz_c updated to account for reference plane and internal path delay (Type is String)
range_used_20hz_ku[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: 20 Hz flag for utilization in the computation of 1Hz Ku band range (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: yes no (Type is String)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: Map of valid points used to compute the 1-Hz Ku-band altimeter range (Type is String)
range_used_20hz_c[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: 20 Hz flag for utilization in the computation of 1Hz C band range (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: yes no (Type is String)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: Map of valid points used to compute the 1-Hz C-band altimeter range (Type is String)
range_rms_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: RMS of the Ku band range (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Compression of Ku-band high rate elements is preceded by a detection of outliers. Only valid high-rate values are used to compute this element (Type is String)
range_rms_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: RMS of the C band range (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Compression of C-band high rate elements is preceded by a detection of outliers. Only valid high-rate values are used to compute this element (Type is String)
range_numval_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: number of valid points for Ku band range (Type is String)
    • units: count (Type is String)
    • valid_min: 0 (Type is Int16)
    • valid_max: 20 (Type is Int16)
    • coordinates: lon lat (Type is String)
range_numval_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: number of valid points for C band range (Type is String)
    • units: count (Type is String)
    • valid_min: 0 (Type is Int16)
    • valid_max: 20 (Type is Int16)
    • coordinates: lon lat (Type is String)
number_of_iterations_ku[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: 20 Hz number of iterations of the ocean retracking in Ku band (Type is String)
    • units: count (Type is String)
    • coordinates: lon_20hz lat_20hz (Type is String)
number_of_iterations_c[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: 20 Hz number of iterations of the ocean retracking in C band (Type is String)
    • units: count (Type is String)
    • coordinates: lon_20hz lat_20hz (Type is String)
net_instr_corr_range_ku[ /time= 0..3062] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: net instrumental correction on the Ku band range (Type is String)
    • units: m (Type is String)
    • quality_flag: qual_inst_corr_1hz_range_ku (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Sum of distance antenna-COG (cog_corr), USO drift correction (uso_corr), internal path correction (internal_path_delay_corr_ku), Doppler correction (doppler_corr_ku), modeled instrumental errors correction (modeled_instr_corr_range_ku) and system bias. Updated to account for reference plane and internal path delay (Type is String)
net_instr_corr_range_c[ /time= 0..3062] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: net instrumental correction on the C band range (Type is String)
    • units: m (Type is String)
    • quality_flag: qual_inst_corr_1hz_range_c (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Sum of distance antenna-COG (cog_corr), USO drift correction (uso_corr), internal path correction (internal_path_delay_corr_c), Doppler correction (doppler_corr_c), modeled instrumental errors correction (modeled_instr_corr_range_c) and system bias. Updated to account for reference plane and internal path delay (Type is String)
model_dry_tropo_corr[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: model dry tropospheric correction (Type is String)
    • standard_name: altimeter_range_correction_due_to_dry_troposphere (Type is String)
    • source: European Center for Medium Range Weather Forecasting (Type is String)
    • institution: ECMWF (Type is String)
    • units: m (Type is String)
    • quality_flag: (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Computed at the altimeter time-tag from the interpolation of 2 meteorological fields that surround the altimeter time-tag. A dry tropospheric correction must be added (negative value) to the instrument range to correct this range measurement for dry tropospheric range delays of the radar pulse. See Jason-1 User Handbook (Type is String)
model_dry_tropo_corr_era[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: model dry tropospheric correction from ERA_Interim products (Type is String)
    • standard_name: altimeter_range_correction_due_to_dry_troposphere (Type is String)
    • source: European Center for Medium Range Weather Forecasting (Type is String)
    • institution: ECMWF (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Courtesy of ECMWF as provider of met data for the atmospheric corrections. Computed at the altimeter time-tag from the interpolation of 2 ERA meteorological fields that surround the altimeter time-tag. A dry tropospheric correction must be added (negative value) to the instrument range to correct this range measurement for dry tropospheric range delays of the radar pulse. See Jason-1 User Handbook (Type is String)
model_wet_tropo_corr[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: model wet tropospheric correction (Type is String)
    • standard_name: altimeter_range_correction_due_to_wet_troposphere (Type is String)
    • source: European Center for Medium Range Weather Forecasting (Type is String)
    • institution: ECMWF (Type is String)
    • units: m (Type is String)
    • quality_flag: (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Computed at the altimeter time-tag from the interpolation of 2 meteorological fields that surround the altimeter time-tag. A wet tropospheric correction must be added (negative value) to the instrument range to correct this range measurement for wet tropospheric range delays of the radar pulse. See Jason-1 User Handbook (Type is String)
model_wet_tropo_corr_era[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: model wet tropospheric correction from ERA_Interim products (Type is String)
    • standard_name: altimeter_range_correction_due_to_wet_troposphere (Type is String)
    • source: European Center for Medium Range Weather Forecasting (Type is String)
    • institution: ECMWF (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Courtesy of ECMWF as provider of met data for the atmospheric corrections. Computed at the altimeter time-tag from the interpolation of 2 ERA meteorological fields that surround the altimeter time-tag. A wet tropospheric correction must be added (negative value) to the instrument range to correct this range measurement for wet tropospheric range delays of the radar pulse. See Jason-1 User Handbook (Type is String)
rad_wet_tropo_corr[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: radiometer wet tropospheric correction (Type is String)
    • standard_name: altimeter_range_correction_due_to_wet_troposphere (Type is String)
    • source: JMR (Type is String)
    • institution: NASA/JPL (Type is String)
    • units: m (Type is String)
    • quality_flag: qual_rad_1hz_tb187 and qual_rad_1hz_tb238 and qual_rad_1hz_tb340 and interp_flag_tb (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: A wet tropospheric correction must be added (negative value) to the instrument range to correct this range measurement for wet tropospheric range delays of the radar pulse (Type is String)
iono_corr_alt_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: altimeter ionospheric correction on Ku band (Type is String)
    • standard_name: altimeter_range_correction_due_to_ionosphere (Type is String)
    • source: Poseidon-2 (Type is String)
    • institution: CNES (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See Jason-1 User Handbook (Type is String)
iono_corr_gim_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: GIM ionospheric correction on Ku band (Type is String)
    • standard_name: altimeter_range_correction_due_to_ionosphere (Type is String)
    • institution: NASA/JPL (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See Jason-1 User Handbook (Type is String)
sea_state_bias_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: sea state bias correction in Ku band (Type is String)
    • standard_name: sea_surface_height_bias_due_to_sea_surface_roughness (Type is String)
    • source: Empirical solution fitted to Jason-1 GDR-C data. Computed using updated values of sigma0 (atmospheric correction being updated) (Type is String)
    • institution: CNES (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Computed using wind speed from sigma0 using updated atmospheric attenuation values. A sea state bias correction must be added (negative value) to the instrument range to correct this range measurement for sea state delays of the radar pulse. This element should not be used over land. See Jason-1 User Handbook (Type is String)
sea_state_bias_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: sea state bias correction in C band (Type is String)
    • standard_name: sea_surface_height_bias_due_to_sea_surface_roughness (Type is String)
    • source: Empirical solution fitted to Jason-1 GDR-C data. Computed using updated values of sigma0 (atmospheric correction being updated) (Type is String)
    • institution: CNES (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Computed using wind speed from sigma0 using updated atmospheric attenuation values. A sea state bias correction must be added (negative value) to the instrument range to correct this range measurement for sea state delays of the radar pulse. This element should not be used over land. See Jason-1 User Handbook (Type is String)
swh_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: Ku band corrected significant waveheight (Type is String)
    • standard_name: sea_surface_wave_significant_height (Type is String)
    • units: m (Type is String)
    • quality_flag: qual_alt_1hz_swh_ku (Type is String)
    • scale_factor: 0.001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: All instrumental corrections included, i.e. modeled instrumental errors correction (modeled_instr_corr_swh_ku) and system bias (Type is String)
swh_20hz_ku[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 20 Hz Ku band corrected significant waveheight (Type is String)
    • standard_name: sea_surface_wave_significant_height (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.001000000000000000 (Type is Float64)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: All instrumental corrections included, i.e. modeled instrumental errors correction (modeled_instr_corr_swh_ku) and system bias (Type is String)
swh_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: C band corrected significant waveheight (Type is String)
    • standard_name: sea_surface_wave_significant_height (Type is String)
    • units: m (Type is String)
    • quality_flag: qual_alt_1hz_swh_c (Type is String)
    • scale_factor: 0.001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: All instrumental corrections included, i.e. modeled instrumental errors correction (modeled_instr_corr_swh_c) and system bias (Type is String)
swh_20hz_c[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 20 Hz C band corrected significant waveheight (Type is String)
    • standard_name: sea_surface_wave_significant_height (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.001000000000000000 (Type is Float64)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: All instrumental corrections included, i.e. modeled instrumental errors correction (modeled_instr_corr_swh_c) and system bias (Type is String)
swh_used_20hz_ku[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: 20 Hz flag for utilization in the computation of 1Hz Ku band significant waveheight (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: yes no (Type is String)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: Map of valid points used to compute the 1-Hz Ku-band significant waveheight (Type is String)
swh_used_20hz_c[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: 20 Hz flag for utilization in the computation of 1Hz C band significant waveheight (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: yes no (Type is String)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: Map of valid points used to compute the 1-Hz C-band significant waveheight (Type is String)
swh_rms_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: RMS of the Ku band significant waveheight (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Compression of Ku-band high rate elements is preceded by a detection of outliers. Only valid high-rate values are used to compute this element (Type is String)
swh_rms_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: RMS of the C band significant waveheight (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Compression of C-band high rate elements is preceded by a detection of outliers. Only valid high-rate values are used to compute this element (Type is String)
swh_numval_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: number of valid points used to compute Ku significant waveheight (Type is String)
    • units: count (Type is String)
    • valid_min: 0 (Type is Int16)
    • valid_max: 20 (Type is Int16)
    • coordinates: lon lat (Type is String)
swh_numval_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: number of valid points used to compute C significant waveheight (Type is String)
    • units: count (Type is String)
    • valid_min: 0 (Type is Int16)
    • valid_max: 20 (Type is Int16)
    • coordinates: lon lat (Type is String)
net_instr_corr_swh_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: net instrumental correction on Ku band significant waveheight (Type is String)
    • units: m (Type is String)
    • quality_flag: qual_inst_corr_1hz_swh_ku (Type is String)
    • scale_factor: 0.001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Sum of modeled instrumental errors correction (modeled_instr_corr_swh_ku) and system bias (Type is String)
net_instr_corr_swh_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: net instrumental correction on C band significant waveheight (Type is String)
    • units: m (Type is String)
    • quality_flag: qual_inst_corr_1hz_swh_c (Type is String)
    • scale_factor: 0.001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Sum of modeled instrumental errors correction (modeled_instr_corr_swh_c) and system bias (Type is String)
sig0_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: Ku band corrected backscatter coefficient (Type is String)
    • standard_name: surface_backwards_scattering_coefficient_of_radar_wave (Type is String)
    • units: dB (Type is String)
    • quality_flag: qual_alt_1hz_sig0_ku (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: All instrumental corrections included, excepted the system bias, i.e. AGC instrumental errors correction, internal calibration correction (internal_corr_sig0_ku), modeled instrumental errors correction (modeled_instr_corr_sig0_ku) and atmospheric attenuation (atmos_corr_sig0_ku) (Type is String)
sig0_20hz_ku[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 20 Hz Ku band corrected backscatter coefficient (Type is String)
    • standard_name: surface_backwards_scattering_coefficient_of_radar_wave (Type is String)
    • units: dB (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: All instrumental corrections included, excepted the system bias, i.e. AGC instrumental errors correction, internal calibration correction (internal_corr_sig0_ku), modeled instrumental errors correction (modeled_instr_corr_sig0_ku) and atmospheric attenuation (atmos_corr_sig0_ku) (Type is String)
sig0_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: C band corrected backscatter coefficient (Type is String)
    • standard_name: surface_backwards_scattering_coefficient_of_radar_wave (Type is String)
    • units: dB (Type is String)
    • quality_flag: qual_alt_1hz_sig0_c (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: All instrumental corrections included, excepted the system bias, i.e. AGC instrumental errors correction, internal calibration correction (internal_corr_sig0_c), modeled instrumental errors correction (modeled_instr_corr_sig0_c) and atmospheric attenuation (atmos_corr_sig0_c) (Type is String)
sig0_20hz_c[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 20 Hz C band corrected backscatter coefficient (Type is String)
    • standard_name: surface_backwards_scattering_coefficient_of_radar_wave (Type is String)
    • units: dB (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: All instrumental corrections included, excepted the system bias, i.e. AGC instrumental errors correction, internal calibration correction (internal_corr_sig0_c), modeled instrumental errors correction (modeled_instr_corr_sig0_c) and atmospheric attenuation (atmos_corr_sig0_c) (Type is String)
sig0_used_20hz_ku[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: 20 Hz flag for utilization in the computation of 1Hz Ku band backscatter coefficient (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: yes no (Type is String)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: Map of valid points used to compute the 1-Hz Ku-band backscatter coefficient (Type is String)
sig0_used_20hz_c[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: 20 Hz flag for utilization in the computation of 1Hz C band backscatter coefficient (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: yes no (Type is String)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: Map of valid points used to compute the 1-Hz C-band backscatter coefficient (Type is String)
sig0_rms_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: RMS of the Ku band backscatter coefficient (Type is String)
    • units: dB (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Compression of Ku-band high rate elements is preceded by a detection of outliers. Only valid high-rate values are used to compute this element (Type is String)
sig0_rms_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: RMS of the C band backscatter coefficient (Type is String)
    • units: dB (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Compression of C-band high rate elements is preceded by a detection of outliers. Only valid high-rate values are used to compute this element (Type is String)
sig0_numval_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: number of valid points used to compute Ku backscatter coefficient (Type is String)
    • units: count (Type is String)
    • valid_min: 0 (Type is Int16)
    • valid_max: 20 (Type is Int16)
    • coordinates: lon lat (Type is String)
sig0_numval_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: number of valid points used to compute C backscatter coefficient (Type is String)
    • units: count (Type is String)
    • valid_min: 0 (Type is Int16)
    • valid_max: 20 (Type is Int16)
    • coordinates: lon lat (Type is String)
agc_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: Ku band corrected AGC (Type is String)
    • units: dB (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: AGC is corrected for instrumental errors due to the imperfections of the on-board attenuators (Type is String)
agc_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: C band corrected AGC (Type is String)
    • units: dB (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: AGC is corrected for instrumental errors due to the imperfections of the on-board attenuators (Type is String)
agc_rms_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: RMS of the Ku band AGC (Type is String)
    • units: dB (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Compression of Ku-band high rate elements is preceded by a detection of outliers. Only valid high-rate values are used to compute this element (Type is String)
agc_rms_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: RMS of the C band AGC (Type is String)
    • units: dB (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Compression of C-band high rate elements is preceded by a detection of outliers. Only valid high-rate values are used to compute this element (Type is String)
agc_numval_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: number of valid points used to compute Ku band AGC (Type is String)
    • units: count (Type is String)
    • valid_min: 0 (Type is Int16)
    • valid_max: 20 (Type is Int16)
    • coordinates: lon lat (Type is String)
agc_numval_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: number of valid points used to compute C band AGC (Type is String)
    • units: count (Type is String)
    • valid_min: 0 (Type is Int16)
    • valid_max: 20 (Type is Int16)
    • coordinates: lon lat (Type is String)
net_instr_corr_sig0_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: net instrumental correction on Ku backscatter coefficient (Type is String)
    • units: dB (Type is String)
    • quality_flag: qual_inst_corr_1hz_sig0_ku (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Sum of AGC instrumental errors correction, internal calibration correction (internal_corr_sig0_ku) and modeled instrumental errors correction (modeled_instr_corr_sig0_ku) - system bias not included (Type is String)
net_instr_corr_sig0_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: net instrumental correction on C backscatter coefficient (Type is String)
    • units: dB (Type is String)
    • quality_flag: qual_inst_corr_1hz_sig0_c (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Sum of AGC instrumental errors correction, internal calibration correction (internal_corr_sig0_c) and modeled instrumental errors correction (modeled_instr_corr_sig0_c) - system bias not included (Type is String)
atmos_corr_sig0_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: atmospheric attenuation correction on Ku band backscatter coefficient (Type is String)
    • units: dB (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
atmos_corr_sig0_c[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: atmospheric attenuation correction on C band backscatter coefficient (Type is String)
    • units: dB (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
off_nadir_angle_wf_ku[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: square of the off nadir angle computed from Ku waveforms (Type is String)
    • units: degrees^2 (Type is String)
    • quality_flag: qual_alt_1hz_off_nadir_angle_wf_ku (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
tb_187[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 18.7 GHz main beam brightness temperature (Type is String)
    • standard_name: surface_brightness_temperature (Type is String)
    • units: K (Type is String)
    • quality_flag: qual_rad_1hz_tb187 (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Brightness temperatures are unsmoothed (along-track averaging has not been performed on the brightness temperatures) (Type is String)
tb_238[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 23.8 GHz main beam brightness temperature (Type is String)
    • standard_name: surface_brightness_temperature (Type is String)
    • units: K (Type is String)
    • quality_flag: qual_rad_1hz_tb238 (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Brightness temperatures are unsmoothed (along-track averaging has not been performed on the brightness temperatures) (Type is String)
tb_340[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 34.0 GHz main beam brightness temperature (Type is String)
    • standard_name: surface_brightness_temperature (Type is String)
    • units: K (Type is String)
    • quality_flag: qual_rad_1hz_tb340 (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Brightness temperatures are unsmoothed (along-track averaging has not been performed on the brightness temperatures) (Type is String)
tb_187_smoothed[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 18.7 GHz main beam smoothed brightness temperature (Type is String)
    • standard_name: surface_brightness_temperature (Type is String)
    • units: K (Type is String)
    • quality_flag: qual_rad_1hz_tb187 (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Brightness temperatures are along-track averaged (Type is String)
tb_238_smoothed[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 23.8 GHz main beam smoothed brightness temperature (Type is String)
    • standard_name: surface_brightness_temperature (Type is String)
    • units: K (Type is String)
    • quality_flag: qual_rad_1hz_tb238 (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Brightness temperatures are along-track averaged (Type is String)
tb_340_smoothed[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 34.0 GHz main beam smoothed brightness temperature (Type is String)
    • standard_name: surface_brightness_temperature (Type is String)
    • units: K (Type is String)
    • quality_flag: qual_rad_1hz_tb340 (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Brightness temperatures are along-track averaged (Type is String)
mean_sea_surface[ /time= 0..3062] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: mean sea surface height above reference ellipsoid (Type is String)
    • source: MSS_CNES_CLS-2011 (Type is String)
    • institution: CLS/CNES (Type is String)
    • units: m (Type is String)
    • quality_flag: mean_sea_surface_err (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: The mean sea surface height is referenced to a 20 years mean. See Jason-1 User Handbook. (Type is String)
mean_sea_surface_err[ /time= 0..3062] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: calibrated error of mean sea surface (Type is String)
    • source: MSS_CNES_CLS-2011 (Type is String)
    • institution: CLS/CNES (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: See Jason-1 User Handbook (Type is String)
mean_topography[ /time= 0..3062] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: mean dynamic topography above geoid (Type is String)
    • source: MDT_CNES_CLS-2013 (Type is String)
    • institution: CLS/CNES (Type is String)
    • units: m (Type is String)
    • quality_flag: mean_topography_err (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: The mean dynamic topography is referenced to a 20 years mean. See Jason-1 User Handbook. (Type is String)
mean_topography_err[ /time= 0..3062] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: error on mean dynamic topography (Type is String)
    • source: MDT_CNES_CLS-2013 (Type is String)
    • institution: CLS/CNES (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: See Jason-1 User Handbook (Type is String)
geoid[ /time= 0..3062] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: geoid height (Type is String)
    • standard_name: geoid_height_above_reference_ellipsoid (Type is String)
    • source: EGM2008 (Type is String)
    • institution: National Geospatial-Intelligence Agency (NGA) (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Computed from the geoid model with a correction to refer the value to the mean tide system i.e. includes the permanent tide (zero frequency). See Jason-1 User Handbook (Type is String)
bathymetry[ /time= 0..3062] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: ocean depth/land elevation (Type is String)
    • source: DTM2000.1 (Type is String)
    • institution: GSFC (Type is String)
    • units: m (Type is String)
    • coordinates: lon lat (Type is String)
inv_bar_corr[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: inverted barometer height correction (Type is String)
    • standard_name: sea_surface_height_correction_due_to_air_pressure_at_low_frequency (Type is String)
    • source: European Center for Medium Range Weather Forecasting (Type is String)
    • institution: ECMWF (Type is String)
    • units: m (Type is String)
    • quality_flag: (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Computed at the altimeter time-tag from the interpolation of 2 meteorological fields that surround the altimeter time-tag. See Jason-1 User Handbook (Type is String)
hf_fluctuations_corr[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: high frequency fluctuations of the sea surface topography (Type is String)
    • standard_name: sea_surface_height_correction_due_to_air_pressure_and_wind_at_high_frequency (Type is String)
    • institution: LEGOS/CLS/CNES (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Provided as a correction to the inverted barometer correction (inv_bar_corr) (Type is String)
inv_bar_corr_era[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: inverted barometer height correction from ERA_Interim products (Type is String)
    • standard_name: sea_surface_height_correction_due_to_air_pressure_at_low_frequency (Type is String)
    • source: European Center for Medium Range Weather Forecasting (Type is String)
    • institution: ECMWF (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Courtesy of ECMWF as provider of met data for the atmospheric corrections. Computed at the altimeter time-tag from the interpolation of 2 meteorological fields that surround the altimeter time-tag. See Jason-1 User Handbook (Type is String)
hf_fluctuations_corr_era[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: high frequency fluctuations of the sea surface topography derived from ERA_Interim products (Type is String)
    • standard_name: sea_surface_height_correction_due_to_air_pressure_and_wind_at_high_frequency (Type is String)
    • institution: LEGOS/CLS/CNES (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Provided as a correction to the inverted barometer correction from ERA_Interim products (inv_bar_corr_era) (Type is String)
ocean_tide_sol1[ /time= 0..3062] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: geocentric ocean tide height (solution 1) (Type is String)
    • standard_name: sea_surface_height_amplitude_due_to_geocentric_ocean_tide (Type is String)
    • source: GOT4.10 (Type is String)
    • institution: GSFC (Type is String)
    • units: m (Type is String)
    • quality_flag: interp_flag_ocean_tide_sol1 (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Solution 1 corresponds to GOT4.10 model. Includes the corresponding loading tide (load_tide_sol1) and equilibrium long-period ocean tide height (ocean_tide_equil). The permanent tide (zero frequency) is not included in this parameter because it is included in the geoid and mean sea surface (geoid, mean_sea_surface). See Jason-1 User Handbook (Type is String)
ocean_tide_sol2[ /time= 0..3062] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: geocentric ocean tide height (solution 2) (Type is String)
    • standard_name: sea_surface_height_amplitude_due_to_geocentric_ocean_tide (Type is String)
    • source: FES2014 (Type is String)
    • institution: LEGOS/CNES (Type is String)
    • units: m (Type is String)
    • quality_flag: interp_flag_ocean_tide_sol2 (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Solution 2 corresponds to FES2014 model. Includes the corresponding loading tide (load_tide_sol2) and equilibrium long-period ocean tide height (ocean_tide_equil). The permanent tide (zero frequency) is not included in this parameter because it is included in the geoid and mean sea surface (geoid, mean_sea_surface). See Jason-1 User Handbook (Type is String)
ocean_tide_equil[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: equilibrium long-period ocean tide height (Type is String)
    • standard_name: sea_surface_height_amplitude_due_to_equilibrium_ocean_tide (Type is String)
    • source: Cartwright and Edden [1973] Corrected tables of tidal harmonics - J. Geophys. J. R. Astr. Soc., 33, 253-264. (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: This value has already been added to the two geocentric ocean tide height values recorded in the product (ocean_tide_sol1 and ocean_tide_sol2). The permanent tide (zero frequency) is not included in this parameter because it is included in the geoid and mean sea surface (geoid, mean_sea_surface). See Jason-1 User Handbook (Type is String)
ocean_tide_non_equil[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: non-equilibrium long-period ocean tide height (Type is String)
    • standard_name: sea_surface_height_amplitude_due_to_non_equilibrium_ocean_tide (Type is String)
    • source: FES2014 (Type is String)
    • institution: LEGOS/CNES (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: This parameter is computed as a correction to the parameter ocean_tide_equil. This value can be added to ocean_tide_equil (or ocean_tide_sol1, ocean_tide_sol2) so that the resulting value models the total non equilibrium ocean tide height. See Jason-1 User Handbook (Type is String)
load_tide_sol1[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: load tide height for geocentric ocean tide (solution 1) (Type is String)
    • source: GOT4.10 (Type is String)
    • institution: GSFC (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: This value has already been added to the corresponding ocean tide height value recorded in the product (ocean_tide_sol1). See Jason-1 User Handbook (Type is String)
load_tide_sol2[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: load tide height for geocentric ocean tide (solution 2) (Type is String)
    • source: GOT4.8ac, tidal geocenter adjustement included (Type is String)
    • institution: GSFC (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: This value has already been added to the corresponding ocean tide height value recorded in the product (ocean_tide_sol2). See Jason-1 User Handbook (Type is String)
solid_earth_tide[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: solid earth tide height (Type is String)
    • standard_name: sea_surface_height_amplitude_due_to_earth_tide (Type is String)
    • source: Cartwright and Edden [1973] Corrected tables of tidal harmonics - J. Geophys. J. R. Astr. Soc., 33, 253-264. (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Calculated using Cartwright and Tayler tables and consisting of the second and third degree constituents. The permanent tide (zero frequency) is not included. See Jason-1 User Handbook (Type is String)
pole_tide[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: geocentric pole tide height (Type is String)
    • standard_name: sea_surface_height_amplitude_due_to_pole_tide (Type is String)
    • source: Wahr [1985] Deformation of the Earth induced by polar motion - J. Geophys. Res. (Solid Earth), 90, 9363-9368. (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: See Jason-1 User Handbook (Type is String)
wind_speed_model_u[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: U component of the model wind vector (Type is String)
    • standard_name: wind_speed (Type is String)
    • source: European Center for Medium Range Weather Forecasting (Type is String)
    • institution: ECMWF (Type is String)
    • units: m/s (Type is String)
    • quality_flag: (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Computed at the altimeter time-tag from the interpolation of 2 meteorological fields that surround the altimeter time-tag. See Jason-1 User Handbook (Type is String)
wind_speed_model_v[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: V component of the model wind vector (Type is String)
    • standard_name: wind_speed (Type is String)
    • source: European Center for Medium Range Weather Forecasting (Type is String)
    • institution: ECMWF (Type is String)
    • units: m/s (Type is String)
    • quality_flag: (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Computed at the altimeter time-tag from the interpolation of 2 meteorological fields that surround the altimeter time-tag. See Jason-1 User Handbook (Type is String)
wind_speed_model_u_era[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: U component of the model wind vector from ERA_Interim products (Type is String)
    • standard_name: wind_speed (Type is String)
    • source: European Center for Medium Range Weather Forecasting (Type is String)
    • institution: ECMWF (Type is String)
    • units: m/s (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Courtesy of ECMWF. Computed at the altimeter time-tag from the interpolation of 2 meteorological fields that surround the altimeter time-tag. See Jason-1 User Handbook (Type is String)
wind_speed_model_v_era[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: V component of the model wind vector from ERA_Interim products (Type is String)
    • standard_name: wind_speed (Type is String)
    • source: European Center for Medium Range Weather Forecasting (Type is String)
    • institution: ECMWF (Type is String)
    • units: m/s (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Courtesy of ECMWF. Computed at the altimeter time-tag from the interpolation of 2 meteorological fields that surround the altimeter time-tag. See Jason-1 User Handbook (Type is String)
wind_speed_alt[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: altimeter wind speed (Type is String)
    • standard_name: wind_speed (Type is String)
    • units: m/s (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Should not be used over land. See Jason-1 User Handbook (Type is String)
wind_speed_rad[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: radiometer wind speed (Type is String)
    • standard_name: wind_speed (Type is String)
    • source: JMR (Type is String)
    • institution: NASA/JPL (Type is String)
    • units: m/s (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Should not be used over land. See Jason-1 User Handbook (Type is String)
rad_water_vapor[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: radiometer water vapor content (Type is String)
    • standard_name: atmosphere_water_vapor_content (Type is String)
    • source: JMR (Type is String)
    • institution: NASA/JPL (Type is String)
    • units: kg/m^2 (Type is String)
    • quality_flag: qual_rad_1hz_tb187 and qual_rad_1hz_tb238 and qual_rad_1hz_tb340 and interp_flag_tb (Type is String)
    • scale_factor: 0.1000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Should not be used over land. (Type is String)
rad_liquid_water[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: radiometer liquid water content (Type is String)
    • standard_name: atmosphere_cloud_liquid_water_content (Type is String)
    • source: JMR (Type is String)
    • institution: NASA/JPL (Type is String)
    • units: kg/m^2 (Type is String)
    • quality_flag: qual_rad_1hz_tb187 and qual_rad_1hz_tb238 and qual_rad_1hz_tb340 and interp_flag_tb (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: Should not be used over land. (Type is String)
ice_range_20hz_ku[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: 20 Hz Ku band altimeter range (ice retracking) (Type is String)
    • standard_name: altimeter_range (Type is String)
    • units: m (Type is String)
    • add_offset: 1300000.000000000 (Type is Float64)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: Distance antenna-COG (cog_corr), USO drift correction (uso_corr) and internal path correction (internal_path_delay_corr_ku) included (Type is String)
ice_range_20hz_c[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int32)
  • attributes
    • _FillValue: 2147483647 (Type is Int32)
    • long_name: 20 Hz C band altimeter range (ice retracking) (Type is String)
    • standard_name: altimeter_range (Type is String)
    • units: m (Type is String)
    • add_offset: 1300000.000000000 (Type is Float64)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: Distance antenna-COG (cog_corr), USO drift correction (uso_corr) and internal path correction (internal_path_delay_corr_c) included (Type is String)
ice_sig0_20hz_ku[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 20 Hz Ku band backscatter coefficient (ice retracking) (Type is String)
    • standard_name: surface_backwards_scattering_coefficient_of_radar_wave (Type is String)
    • units: dB (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: AGC instrumental errors correction and internal calibration correction (internal_corr_sig0_ku) included (Type is String)
ice_sig0_20hz_c[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 20 Hz C band backscatter coefficient (ice retracking) (Type is String)
    • standard_name: surface_backwards_scattering_coefficient_of_radar_wave (Type is String)
    • units: dB (Type is String)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: AGC instrumental errors correction and internal calibration correction (internal_corr_sig0_c) included (Type is String)
ice_qual_flag_20hz_ku[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 127 (Type is Int16)
    • long_name: 20 Hz Ku band ice retracking quality flag (Type is String)
    • flag_values: 0, 1 (Type is Int16)
    • flag_meanings: good bad (Type is String)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: ice retracking quality flag (Type is String)
mqe_20hz_ku[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 20 Hz Ku band MQE (ocean retracking) (Type is String)
    • units: count (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: Mean Quadratic Error between the waveforms samples and the corresponding model samples built from the ocean retracking outputs (Type is String)
mqe_20hz_c[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 20 Hz C band MQE (ocean retracking) (Type is String)
    • units: count (Type is String)
    • scale_factor: 0.0001000000000000000 (Type is Float64)
    • coordinates: lon_20hz lat_20hz (Type is String)
    • comment: Mean Quadratic Error between the waveforms samples and the corresponding model samples built from the ocean retracking outputs (Type is String)
peakiness_20hz_ku[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 20 Hz peakiness on Ku band waveforms (Type is String)
    • units: count (Type is String)
    • scale_factor: 0.001000000000000000 (Type is Float64)
    • coordinates: lon_20hz lat_20hz (Type is String)
peakiness_20hz_c[ /time= 0..3062] [ /meas_ind= 0..19] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: 20 Hz peakiness on C band waveforms (Type is String)
    • units: count (Type is String)
    • scale_factor: 0.001000000000000000 (Type is Float64)
    • coordinates: lon_20hz lat_20hz (Type is String)
ssha[ /time= 0..3062] (Type is Int16)
  • attributes
    • _FillValue: 32767 (Type is Int16)
    • long_name: sea surface height anomaly (Type is String)
    • standard_name: sea_surface_height_above_sea_level (Type is String)
    • source: Poseidon-2 (Type is String)
    • institution: CNES (Type is String)
    • units: m (Type is String)
    • scale_factor: 0.001000000000000000 (Type is Float64)
    • coordinates: lon lat (Type is String)
    • comment: = altitude of satellite (alt) - Ku band corrected altimeter range (range_ku) - altimeter ionospheric correction on Ku band (iono_corr_alt_ku) - model dry tropospheric correction (model_dry_tropo_corr) - radiometer wet tropospheric correction (rad_wet_tropo_corr) - sea state bias correction in Ku band (sea_state_bias_ku) - solid earth tide height (solid_earth_tide) - geocentric ocean tide height solution 1 (ocean_tide_sol1) - geocentric pole tide height (pole_tide) - inverted barometer height correction (inv_bar_corr) - high frequency fluctuations of the sea surface topography (hf_fluctuations_corr for I/GDR off line products only) - mean sea surface (mean_sea_surface). Set to default if the altimeter surface type (surface_type) is set to 1, 2, or 3 (lake_enclosed_sea, ice, or land) (Type is String)
debug
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OPeNDAP Hyrax (1.16.8-383)
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