Sentinel-6A MF Jason-CS L2 P4 Altimeter Low Resolution (LR) STC Reduced Ocean Surface Topography

(JASON_CS_S6A_L2_ALT_LR_RED_OST_STC_F)
VersionF
Processing Level2
Start/Stop Date2020-Dec-07 to Present
Short NameJASON_CS_S6A_L2_ALT_LR_RED_OST_STC_F
DescriptionProvides low resolution (LR) short time critical (STC; 36-hour latency) measurements of sea surface height anomaly (SSHA), Significant Wave Height (SWH), and Wind Speed. The STC product is analogous to the Jason-3 IGDR product.
DOI10.5067/S6AP4-2LRST
MeasurementOCEANS > SEA SURFACE TOPOGRAPHY > SEA SURFACE HEIGHT
OCEANS > OCEAN WAVES > SIGNIFICANT WAVE HEIGHT
Swath Width11 km
Platform/Sensor
Sentinel-6A
Platform
Name: Sentinel-6A (Sentinel-6A)
/
Poseidon-4 Radar Altimeter
SENSOR
Name: Poseidon-4 Radar Altimeter (Poseidon-4 Radar Altimeter)

Sentinel-6A
Platform
Name: Sentinel-6A (Sentinel-6A)
/
AMR-C
SENSOR
Name: Advanced Microwave Radiometer-C (AMR-C)

Sentinel-6A
Platform
Name: Sentinel-6A (Sentinel-6A)
/
DORIS
SENSOR
Name: Doppler Orbitography and Radiopositioning Integrated by Satellite (DORIS)

Sentinel-6A
Platform
Name: Sentinel-6A (Sentinel-6A)
/
GNSS RECEIVER
SENSOR
Name: GNSS RECEIVER (GNSS RECEIVER)

ProjectSentinel-6A Michael Freilich/Jason-CS (Sentinel-6)
Data ProviderPublisher: PO.DAAC
Creator: Ocean Surface Topography Science Team
Release Place: PO.DAAC
Release Date: 2021-Jun-22

FormatnetCDF-4
Keyword(s)sea level, Jason-CS, Sentinel-6A Michael Freilich, Sentinel-6A MF, S6A, Sentinel-6, Sentinel-6A, Sea Level Anomaly, SLA, Sea Surface Height, SSH, Sea Surface Height Anomaly, SSHA, Significant Wave Height, SWH, Wave Height, altimeter, Jason
Questions related to this dataset? Contact podaac@podaac.jpl.nasa.gov
Resolution
Temporal Resolution: Weekly - < Monthly
 
Coverage
Region: GLOBAL OCEAN
Region: GLOBAL
North Bounding Coordinate: 66.15 degrees
South Bounding Coordinate: -66.15 degrees
West Bounding Coordinate: -180 degrees
East Bounding Coordinate: 180 degrees
Time Span: 2020-Dec-07 to Present
Swath Width: 11 km
 
Capabilities
DIRECT ACCESS
Browse Granule Listing
OPENDAP DATA
Search Granules
This dataset can be downloaded using the podaac-data-subscriber (the recommended tool for bulk downloading PO.DAAC data). It is a Python package for downloading one or many files using the command line interface. The URL redirects to the data-subscriber home page with instructions for utilizing the tool
DIRECT S3-ACCESS
Available for access in-region with AWS Cloud
Region
us-west-2
podaac-ops-cumulus-protected/JASON_CS_S6A_L2_ALT_LR_RED_OST_STC_F/
podaac-ops-cumulus-public/JASON_CS_S6A_L2_ALT_LR_RED_OST_STC_F/
AWS S3 Credentials
Get AWS S3 Credentials | Documentation
TOOLS AND SERVICES
This dataset can be accessed with the Harmony subsetter service to subset and regrid data on-the-fly. Several subsetting options are available such as spatial, variable, temporal, and vertical level. The URL redirects to a general page with information about utilizing the service. An example query: https://harmony.earthdata.nasa.gov/C3378626164-POCLOUD/ogc-api-coverages/1.0.0/collections/all/coverage/rangeset?subset=lat(minLat:maxLat)&subset=lon(minLon:maxLon)&subset=time(startTime:stopTime)&format=application%2Fx-netcdf4
NameLong NameUnit
/data_01/altitudecenter of mass altitude above the reference ellipsoidm
/data_01/altitude_ratecenter of mass altitude rate with respect to the reference ellipsoidm/s
/data_01/altitude_rate_mean_sea_surfacecenter of mass altitude rate with respect to the mean sea surfacem/s
/data_01/angle_of_approach_to_coastangle of approach to the coastdegrees
/data_01/c/atm_cor_sig0two-way atmospheric attenuation correction on altimeter backscatter coefficientdB
/data_01/c/index_first_20hz_measurementLevel 2 record counter of the first associated 20 Hz measurement1
/data_01/c/iono_cor_gimGIM-derived ionospheric correctionm
/data_01/c/model_instr_cor_range_oceanmodelled instrument correction on the altimeter rangem
/data_01/c/model_instr_cor_sig0_oceanmodelled instrumental corrections on the backscatter coefficientdB
/data_01/c/model_instr_cor_swh_oceanmodelled instrumental corrections on the significant wave heightm
/data_01/c/net_instr_cor_range_oceannet instrumental corrections on the altimeter rangem
/data_01/c/net_instr_cor_sig0_oceannet instrumental corrections on the backscatter coefficientdB
/data_01/c/net_instr_cor_swh_oceannet instrumental corrections on the significant wave heightm
/data_01/c/numtotal_20hz_measurementtotal number of 20 Hz measurements in 1 Hz time interval1
/data_01/c/rad_atm_cor_sig0_qualquality flag for the radiometer two-way atmospheric correction to the backscatter coefficient
/data_01/c/range_cor_dopplerDoppler correction on the altimeter range computed with respect to the mean sea surfacem
/data_01/c/range_oceancorrected ocean altimeter rangem
/data_01/c/range_ocean_numvalnumber of valid points used to compute the ocean altimeter range1
/data_01/c/range_ocean_qualquality flag for the ocean altimeter range
/data_01/c/range_ocean_rmsstandard deviation of the ocean altimeter rangem
/data_01/c/sea_state_biassea state bias correctionm
/data_01/c/sig0_oceancorrected ocean backscatter coefficientdB
/data_01/c/sig0_ocean_numvalnumber of valid points used to compute the ocean altimeter backscatter coefficient1
/data_01/c/sig0_ocean_qualquality flag for the ocean backscatter coefficient
/data_01/c/sig0_ocean_rmsstandard deviation of the ocean backscatter coefficientdB
/data_01/c/swh_oceancorrected ocean significant wave heightm
/data_01/c/swh_ocean_numvalnumber of valid points used to compute the ocean significant wave height1
/data_01/c/swh_ocean_qualquality flag for the ocean significant wave height
/data_01/c/swh_ocean_rmsstandard deviation of the ocean significant waveheightm
/data_01/climato_use_flagflag indicating the use of climatological values for the computation of sigma0 atmospheric attenuation
/data_01/dacdynamic atmospheric correctionm
/data_01/delta_ellipsoid_tp_wgs84height difference between TOPEX and WGS84 reference ellipsoidsm
/data_01/depth_or_elevationocean depth or land elevationm
/data_01/distance_to_coastdistance to the coastm
/data_01/geoidgeoid heightm
/data_01/internal_tideinternal tidem
/data_01/inv_bar_corinverse barometric height correctionm
/data_01/iono_cor_altaltimeter ionospheric correctionm
/data_01/iono_cor_alt_filteredaltimeter smoothed ionospheric correctionm
/data_01/iono_cor_alt_filtered_mle3altimeter smoothed ionospheric correction from MLE3m
/data_01/iono_cor_alt_mle3altimeter ionospheric correction from MLE3m
/data_01/ku/atm_cor_sig0two-way atmospheric attenuation correction on altimeter backscatter coefficientdB
/data_01/ku/index_first_20hz_measurementLevel 2 record counter of the first associated 20 Hz measurement1
/data_01/ku/iono_cor_gimGIM-derived ionospheric correctionm
/data_01/ku/model_instr_cor_off_nadir_angle_wf_oceanmodelled instrumental correction on the square of the off-nadir angledegrees^2
/data_01/ku/model_instr_cor_range_oceanmodelled instrument correction on the altimeter rangem
/data_01/ku/model_instr_cor_range_ocean_mle3modelled instrument correction on the altimeter range from MLE3m
/data_01/ku/model_instr_cor_sig0_oceanmodelled instrumental corrections on the backscatter coefficientdB
/data_01/ku/model_instr_cor_sig0_ocean_mle3modelled instrumental corrections on the backscatter coefficient from MLE3dB
/data_01/ku/model_instr_cor_swh_oceanmodelled instrumental corrections on the significant wave heightm
/data_01/ku/model_instr_cor_swh_ocean_mle3modelled instrumental corrections on the significant wave height from MLE3m
/data_01/ku/net_instr_cor_off_nadir_angle_wf_oceannet instrumental correction on the square of the off-nadir angledegrees^2
/data_01/ku/net_instr_cor_range_oceannet instrumental corrections on the altimeter rangem
/data_01/ku/net_instr_cor_range_ocean_mle3net instrumental corrections on the altimeter range from MLE3m
/data_01/ku/net_instr_cor_sig0_oceannet instrumental corrections on the backscatter coefficientdB
/data_01/ku/net_instr_cor_sig0_ocean_mle3net instrumental corrections on the backscatter coefficient from MLE3dB
/data_01/ku/net_instr_cor_swh_oceannet instrumental corrections on the significant wave heightm
/data_01/ku/net_instr_cor_swh_ocean_mle3net instrumental corrections on the significant wave height from MLE33m
/data_01/ku/numtotal_20hz_measurementtotal number of 20 Hz measurements in 1 Hz time interval1
/data_01/ku/ocean_geo_correctionssum of meteo and geo corrections to be applied over oceannm
/data_01/ku/ocean_geo_corrections_mle3sum of meteo and geo corrections to be applied over oceanm
/data_01/ku/off_nadir_angle_wf_oceansquare of the off-nadir angle derived from the waveform retrackinggdegrees^2
/data_01/ku/off_nadir_angle_wf_ocean_numvalnumber of valid points used to compute the square of the off-nadir angle derived from the waveform retracking1
/data_01/ku/off_nadir_angle_wf_ocean_qualquality flag for the square of the off-nadir angle derived from the waveform retracking
/data_01/ku/off_nadir_angle_wf_ocean_rmsstandard deviation of the square of the off-nadir angle derived from the waveform retrackingdegrees^2
/data_01/ku/rad_atm_cor_sig0_qualquality flag for the radiometer two-way atmospheric correction to the backscatter coefficient
/data_01/ku/range_cor_dopplerDoppler correction on the altimeter range computed with respect to the mean sea surfacem
/data_01/ku/range_oceancorrected ocean altimeter rangem
/data_01/ku/range_ocean_mle3corrected ocean altimeter range from MLE3m
/data_01/ku/range_ocean_mle3_numvalnumber of valid points used to compute the ocean altimeter range from MLE31
/data_01/ku/range_ocean_mle3_qualquality flag for the ocean altimeter range from MLE3
/data_01/ku/range_ocean_mle3_rmsstandard deviation of the ocean altimeter range from MLE3m
/data_01/ku/range_ocean_numvalnumber of valid points used to compute the ocean altimeter range1
/data_01/ku/range_ocean_qualquality flag for the ocean altimeter range
/data_01/ku/range_ocean_rmsstandard deviation of the ocean altimeter rangem
/data_01/ku/sea_state_biassea state bias correctionm
/data_01/ku/sea_state_bias_mle3sea state bias correction from MLE3 measurementsm
/data_01/ku/sig0_oceancorrected ocean backscatter coefficientdB
/data_01/ku/sig0_ocean_mle3corrected ocean backscatter coefficient from MLE3dB
/data_01/ku/sig0_ocean_mle3_numvalnumber of valid points used to compute the ocean backscatter coefficient from MLE31
/data_01/ku/sig0_ocean_mle3_qualquality flag for the ocean backscatter coefficient from MLE3
/data_01/ku/sig0_ocean_mle3_rmsstandard deviation of the ocean backscatter coefficient from MLE3dB
/data_01/ku/sig0_ocean_numvalnumber of valid points used to compute the ocean altimeter backscatter coefficient1
/data_01/ku/sig0_ocean_qualquality flag for the ocean backscatter coefficient
/data_01/ku/sig0_ocean_rmsstandard deviation of the ocean backscatter coefficientdB
/data_01/ku/sshasea surface height anomalym
/data_01/ku/ssha_mle3sea surface height anomaly from MLE3m
/data_01/ku/swh_oceancorrected ocean significant wave heightm
/data_01/ku/swh_ocean_mle3corrected ocean significant wave height from MLE3m
/data_01/ku/swh_ocean_mle3_numvalnumber of 20Hz valid points used to compute the 1Hz ocean significant wave height for mle3count
/data_01/ku/swh_ocean_mle3_qualFlag indicating the use or not of the 20 Hz ocean altimeter range estimate in the computation of the 1 Hz estimate (map of compression)
/data_01/ku/swh_ocean_mle3_rmsstandard deviation of the ocean significant waveheight from MLE3m
/data_01/ku/swh_ocean_numvalnumber of valid points used to compute the ocean significant wave height1
/data_01/ku/swh_ocean_qualquality flag for the ocean significant wave height
/data_01/ku/swh_ocean_rmsstandard deviation of the ocean significant waveheightm
/data_01/l2_record_counterLevel 2 record counter1
/data_01/latitudelatitudedegrees_north
/data_01/load_tide_sol1load tide height for geocentric ocean tide solution 1 (GOT4.10)m
/data_01/load_tide_sol2load tide height for geocentric ocean tide solution 2 (FES2014)m
/data_01/longitudelongitudedegrees_east
/data_01/manoeuvre_flagflag indicating whether the satellite is in a manoeuvre
/data_01/mean_dynamic_topographymean dynamic topography above geoidm
/data_01/mean_dynamic_topography_accmean dynamic topography accuracym
/data_01/mean_dynamic_topography_qualmean dynamic topography interpolation flag
/data_01/mean_sea_surface_sol1mean sea surface height solution 1 (CNES-CLS15) above the reference ellipsoidm
/data_01/mean_sea_surface_sol1_accmean sea surface height (solution 1) accuracym
/data_01/mean_sea_surface_sol1_qualmean sea surface solution 1 interpolation flag
/data_01/mean_sea_surface_sol2mean sea surface height solution 2 (DTU18) above reference ellipsoidm
/data_01/mean_sea_surface_sol2_accmean sea surface height (solution 2) accuracym
/data_01/mean_sea_surface_sol2_qualmean sea surface solution 2 interpolation flag
/data_01/meteo_map_availability_flagflag indicating the meteo maps availability
/data_01/model_dry_tropo_cor_measurement_altitudemodel dry tropospheric correction at measurement altitudem
/data_01/model_dry_tropo_cor_zero_altitudemodel dry tropospheric correction at zero altitudem
/data_01/model_wet_tropo_cor_measurement_altitudemodel wet tropospheric correction at measurement altitudem
/data_01/model_wet_tropo_cor_zero_altitudemodel wet tropospheric correction at zero altitudem
/data_01/ocean_tide_eqequilibrium long-period ocean tide heightm
/data_01/ocean_tide_non_eqnon-equilibrium long-period geocentric ocean tide heightm
/data_01/ocean_tide_sol1geocentric ocean tide height solution 1 (GOT4.10)m
/data_01/ocean_tide_sol1_qualocean tide solution 1 (GOT) interpolation flag
/data_01/ocean_tide_sol2geocentric ocean tide height solution 2 (FES2014)m
/data_01/ocean_tide_sol2_qualocean tide solution 2 (FES) interpolation flag
/data_01/off_nadir_pitch_angle_pfoff-nadir pitch angle measured by the platformdegrees
/data_01/off_nadir_roll_angle_pfoff-nadir roll angle measured by the platformdegrees
/data_01/off_nadir_yaw_angle_pfoff-nadir yaw angle measured by the platformdegrees
/data_01/orbit_type_flagorbit type used
/data_01/pass_direction_flagflag indicating whether pass is ascending or descending
/data_01/pole_tidesea surface height amplitude due to the pole tidem
/data_01/rad_cloud_liquid_waterradiometer liquid water contentkg/m^2
/data_01/rad_cloud_liquid_water_qualquality flag for the radiometer cloud liquid water content
/data_01/rad_distance_to_landradiometer main beam radial distance to landm
/data_01/rad_land_frac_187land fraction within main beam of 18.7 GHz channel1
/data_01/rad_land_frac_238land fraction within main beam of 23.8 GHz channel1
/data_01/rad_land_frac_340land fraction within main beam of 34.0 GHz channel1
/data_01/rad_rain_flagradiometer rain flag
/data_01/rad_sea_ice_flagradiometer sea ice flag
/data_01/rad_state_oper_flagoperating mode of the radiometer
/data_01/rad_surface_type_flagradiometer surface type
/data_01/rad_tb_187radiometer equalized brightness temperature at 18.7 GHzK
/data_01/rad_tb_187_qualquality flag for the 18.7 GHz equalized brightness temperature
/data_01/rad_tb_238radiometer equalized brightness temperature at 23.8 GHzK
/data_01/rad_tb_238_qualquality flag for the 23.8 GHz equalized brightness temperature
/data_01/rad_tb_340radiometer equalized brightness temperature at 34.0 GHzK
/data_01/rad_tb_340_qualquality flag for the 34.0 GHz equalized brightness temperature
/data_01/rad_tmb_187radiometer main beam brightness temperature at 18.7 GHzK
/data_01/rad_tmb_187_qualquality flag for the 18.7 GHz main beam brightness temperature
/data_01/rad_tmb_238radiometer main beam brightness temperature at 23.8 GHzK
/data_01/rad_tmb_238_qualquality flag for the 23.8 GHz main beam brightness temperature
/data_01/rad_tmb_340radiometer main beam brightness temperature at 34.0 GHzK
/data_01/rad_tmb_340_qualquality flag for the 34.0 GHz main beam brightness temperature
/data_01/rad_water_vaporradiometer water vapor contentkg/m^2
/data_01/rad_water_vapor_qualquality flag for the radiometer water vapor content
/data_01/rad_wet_tropo_corradiometer wet tropospheric correctionm
/data_01/rad_wet_tropo_cor_qualquality flag for the radiometer wet troposphere correction
/data_01/rad_wind_speedradiometer wind speedm/s
/data_01/rad_wind_speed_qualquality flag for the radiometer wind speed
/data_01/rain_attenuationrain attenuation for Ku-banddB
/data_01/rain_flagaltimeter rain flag
/data_01/solid_earth_tidesolid earth tide heightm
/data_01/surface_classification_flagsurface type classification
/data_01/timetime in UTCseconds since 2000-01-01 00:00:00.0
/data_01/time_taitime in TAIseconds since 2000-01-01 00:00:00.0
/data_01/total_electron_contenttotal electron contentm^-2
/data_01/wind_speed_altaltimeter wind speedm/s
/data_01/wind_speed_alt_mle3altimeter wind speed from MLE3 measurementsm/s
/data_01/wind_speed_mod_uU component of the model wind vector at the altimeter time tagm/s
/data_01/wind_speed_mod_vV component of the model wind vector at the altimeter time tagm/s
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Citation is critically important for dataset documentation and discovery. Please cite the data as follows, and cite the reference papers when it is appropriate.
Citation Ocean Surface Topography Science Team. 2021. Sentinel-6A MF Jason-CS L2 P4 Altimeter Low Resolution (LR) STC Reduced Ocean Surface Topography . Ver. F. PO.DAAC, CA, USA. Dataset accessed [YYYY-MM-DD] at https://doi.org/10.5067/S6AP4-2LRST

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Journal Reference Donlon, C. J, R. Cullen, L. Giulicchi, P. Vuilleumier, C. R. Francis, M. Kuschnerus, W. Simpson, A. Bouridah, M. Caleno, R. Bertoni, J. Rancaño, E. Pourier, A. Hyslop, J. Mulcahy, R. Knockaert, C. Hunter, A. Webb, M. Fornari, P. Vaze, S. Brown, J. Willis, S. Desai, J-D Desjonqueres, R. Scharroo, C. Martin-Puig, E. Leuliette, A. Egido, W. H. F. Smith, P. B., S. Le Gac, N. Picot, and G. Tavernier. 2021. The Copernicus Sentinel-6 mission: Enhanced continuity of satellite sea level measurements from space, Remote Sensing of Environment, 258. 10.1016/j.rse.2021.112395