--- cited_by: [] datasets: - access_dt: ~ attributes: ~ cite_metadata: ~ data_qualifier: ~ description: 'The Jason-1 Geophysical Data Records (GDR) contain full accuracy altimeter data, with a high precision orbit (accuracy ~2.5 cm), provided approximately 35 days after data collection. The instruments on Jason-1 make direct observations of the following quantities: altimeter range, significant wave height, ocean radar backscatter cross-section (a measure of wind speed), ionospheric electron content (derived by a simple formula), tropospheric water content, mean sea surface, and position relative to the GPS satellite constellation. The GDR contain all relevant corrections needed to calculate the sea surface height. Sea surface height anomalies calculation and recommended data edit criteria arespecified in the Jason-1 I/GDR User Handbook located at ftp://podaac.jpl.nasa.gov/allData/jason1/L2/gdr_c/docs/Handbook_Jason_v4-1.pdf. This is not the official format from the project and therefore is not validated.' description_attribution: http://podaac.jpl.nasa.gov/dataset/JASON-1_GDR_NETCDF display_name: Jason-1 Altimeter Geophysical Data Record (GDR) NetCDF doi: ~ end_time: 2012-03-03T12:59:11 identifier: nasa-podaac-jason-1_gdr_netcdf lat_max: 66.15 lat_min: -66.15 lon_max: 360 lon_min: 0 name: Jason-1 Altimeter Geophysical Data Record (GDR) NetCDF native_id: JASON-1_GDR_NETCDF processing_level: ~ publication_year: ~ release_dt: 2011-01-21T17:10:13 scale: ~ scope: ~ spatial_extent: ~ spatial_ref_sys: ~ spatial_res: ~ start_time: 2002-01-14T12:00:00 temporal_extent: ~ temporal_resolution: ~ type: dataset uri: /dataset/nasa-podaac-jason-1_gdr_netcdf url: http://podaac.jpl.nasa.gov/dataset/JASON-1_GDR_NETCDF variables: ~ version: ~ vertical_extent: ~ - access_dt: ~ attributes: ~ cite_metadata: ~ data_qualifier: ~ description: 'The Jason-1 Geophysical Data Records (GDR) contain full accuracy altimeter data, with a high precision orbit (accuracy ~2.5 cm), provided approximately 35 days after data collection. The instruments on Jason-1 make direct observations of the following quantities: altimeter range, significant wave height, ocean radar backscatter cross-section (a measure of wind speed), ionospheric electron content (derived by a simple formula), tropospheric water content, mean sea surface, and position relative to the GPS satellite constellation. The GDR contain all relevant corrections needed to calculate the Sea Surface Height (SSH) and Anomalies (SSHA). SSH and SSHA calculations and recommended data editing criteria are specified in the Jason-1 I/GDR User Handbook located at ftp://podaac.jpl.nasa.gov/allData/jason1/L2/gdr_c/docs/Handbook_Jason_v4-1.pdf. Version C contain new parameters pseudo datation bias, high frequency fluctuations and mean dynamic topography. The binary GDR is the official and vetted dataset from the Jason-1 project. It is available as 10 day cycles, each containing 254 passes. It is also the most accurate dataset produced by the Jason-1 project.' description_attribution: http://podaac.jpl.nasa.gov/dataset/JASON-1_L2_OST_GDR_Ver-C_Binary display_name: Jason-1 level 2 Altimeter Geophysical Data Record version C binary format doi: ~ end_time: 2012-03-03T12:59:11 identifier: nasa-podaac-jason-1_l2_ost_gdr_ver-c_binary lat_max: 66.15 lat_min: -66.15 lon_max: 360 lon_min: 0 name: Jason-1 level 2 Altimeter Geophysical Data Record version C binary format native_id: JASON-1_L2_OST_GDR_Ver-C_Binary processing_level: ~ publication_year: ~ release_dt: 2011-01-21T17:10:13 scale: ~ scope: ~ spatial_extent: ~ spatial_ref_sys: ~ spatial_res: ~ start_time: 2002-01-15T06:07:06 temporal_extent: ~ temporal_resolution: ~ type: dataset uri: /dataset/nasa-podaac-jason-1_l2_ost_gdr_ver-c_binary url: http://podaac.jpl.nasa.gov/dataset/JASON-1_L2_OST_GDR_Ver-C_Binary variables: ~ version: ~ vertical_extent: ~ - access_dt: ~ attributes: ~ cite_metadata: ~ data_qualifier: ~ description: 'The Jason-1 Geophysical Data Records (GDR) contain full accuracy altimeter data to measure sea surface height, with a high precision orbit (accuracy ~1.5 cm). The instruments on Jason-1 make direct observations of the following quantities: altimeter range, significant wave height, ocean radar backscatter cross-section (a measure of wind speed), ionospheric electron content (derived by a simple formula), tropospheric water content, mean sea surface, and position relative to the GPS satellite constellation. The GDR contain all relevant corrections needed to calculate the sea surface height. Sea surface height anomalies calculation and recommended data edit criteria are specified in the Jason-1 GDR User Handbook located at ftp://podaac.jpl.nasa.gov/allData/jason1/L2/gdr_netcdf_e/docs/Handbook_Jason-1_v5.0_Sept2015.pdf' description_attribution: http://podaac.jpl.nasa.gov/dataset/JASON-1_L2_OST_GPN_E display_name: Jason-1 GDR version E NetCDF doi: ~ end_time: 2012-03-03T12:59:11 identifier: nasa-podaac-jason-1_l2_ost_gpn_e lat_max: 66.15 lat_min: -66.15 lon_max: 360 lon_min: 0 name: Jason-1 GDR version E NetCDF native_id: JASON-1_L2_OST_GPN_E processing_level: ~ publication_year: ~ release_dt: 2014-03-17T18:23:36 scale: ~ scope: ~ spatial_extent: ~ spatial_ref_sys: ~ spatial_res: ~ start_time: 2002-01-14T12:00:00 temporal_extent: ~ temporal_resolution: ~ type: dataset uri: /dataset/nasa-podaac-jason-1_l2_ost_gpn_e url: http://podaac.jpl.nasa.gov/dataset/JASON-1_L2_OST_GPN_E variables: ~ version: ~ vertical_extent: ~ - access_dt: ~ attributes: ~ cite_metadata: ~ data_qualifier: ~ description: 'The Jason-1 binary Sensory Geophysical Data Record (SGDR) contains all the same parameters as the binary GDR but also contains the waveforms measured at 20 Hz. The waveforms are needed for retracking purposes that can be use to calculate inland or coastal water levels. This is an expert level product. If you do not require the waveforms then the GDR product is more appropriate, which can be found at http://podaac.jpl.nasa.gov/dataset/JASON-1_L2_OST_GDR_Ver-C_Binary.' description_attribution: http://podaac.jpl.nasa.gov/dataset/JASON-1_L2_OST_SGDR_VER-C_BINARY display_name: JASON-1_L2_OST_Sensory_Geophysical_Data_Record_VER-C_BINARY doi: ~ end_time: 2012-03-03T12:59:11 identifier: nasa-podaac-jason-1_l2_ost_sgdr_ver-c_binary lat_max: 66.15 lat_min: -66.15 lon_max: 360 lon_min: 0 name: JASON-1_L2_OST_Sensory_Geophysical_Data_Record_VER-C_BINARY native_id: JASON-1_L2_OST_SGDR_VER-C_BINARY processing_level: ~ publication_year: ~ release_dt: 2011-01-21T17:10:13 scale: ~ scope: ~ spatial_extent: ~ spatial_ref_sys: ~ spatial_res: ~ start_time: 2002-01-15T06:07:06 temporal_extent: ~ temporal_resolution: ~ type: dataset uri: /dataset/nasa-podaac-jason-1_l2_ost_sgdr_ver-c_binary url: http://podaac.jpl.nasa.gov/dataset/JASON-1_L2_OST_SGDR_VER-C_BINARY variables: ~ version: ~ vertical_extent: ~ - access_dt: ~ attributes: ~ cite_metadata: ~ data_qualifier: ~ description: 'The Sensory Geophysical Data Record (SGDR) files contain full accuracy altimeter data, with a high precision orbit (accuracy ~2.5 cm), provided approximately 35 days after data collection. The instruments on Jason-1 make direct observations of the following quantities: altimeter range, significant wave height, ocean radar backscatter cross-section (a measure of wind speed), ionospheric electron content (derived by a simple formula), tropospheric water content, mean sea surface, and position relative to the GPS satellite constellation. The SGDR contain all relevant corrections needed to calculate the sea surface height. It also contains the 20Hz waveforms that are required for retracking. The SGDR is an expert level product, if you do not require the waveforms then the GDR will be more suited for your needs. The NetCDF format is not the official format from the Jason-1 project and is therefore not validated. If you require validated data please use the binary version.' description_attribution: http://podaac.jpl.nasa.gov/dataset/JASON-1_SGDR_NETCDF display_name: Jason-1 Sensor Geophysical Data Record (SGDR) NetCDF doi: ~ end_time: 2012-03-03T12:59:11 identifier: nasa-podaac-jason-1_sgdr_netcdf lat_max: 66.15 lat_min: -66.15 lon_max: 360 lon_min: 0 name: Jason-1 Sensor Geophysical Data Record (SGDR) NetCDF native_id: JASON-1_SGDR_NETCDF processing_level: ~ publication_year: ~ release_dt: 2009-06-04T10:55:06 scale: ~ scope: ~ spatial_extent: ~ spatial_ref_sys: ~ spatial_res: ~ start_time: 2002-01-14T12:00:00 temporal_extent: ~ temporal_resolution: ~ type: dataset uri: /dataset/nasa-podaac-jason-1_sgdr_netcdf url: http://podaac.jpl.nasa.gov/dataset/JASON-1_SGDR_NETCDF variables: ~ version: ~ vertical_extent: ~ display_name: jason-1/doris-ng href: http://52.38.26.42:8080/platform/jason-1/instrument/doris-ng.yaml instrument_identifier: doris-ng location: ~ parents: [] platform_identifier: jason-1 type: instrument_instance uri: /platform/jason-1/instrument/doris-ng