Altimeters Scenario 32 Altimeters Scenario 32 Measurement of ocean dynamic and environmental parameters in the microwave region (i.e., all weather observations) CHINA Measurement of ocean dynamic and environmental parameters in the microwave region (i.e., all weather observations) https://eoportal.org/web/eoportal/satellite-missions/h/hy-2a HAIYANG-2 CNSA https://software.taitussoftware.com/savoir/commercial/TwoLineElements/Altimeters.tles.txt 37781 2011-043A PERPENDICULAR SxP4

HAIYANG-2A

1 37781U 11043A 26141.98172187 -.00000126 00000-0 -85857-4 0 9990 2 37781 99.3400 145.2266 0006699 138.6183 221.5475 13.75012515743054 Synthetic aperture Radar Altimeter MICROWAVE Dual C+Ku 2 5250,13580 Radar Altimeter 22.3 0.45 0.45 STAND_OFF PUSHBROOM CHINA Measurement of ocean dynamic and environmental parameters in the microwave region (i.e., all weather observations) https://eoportal.org/web/eoportal/satellite-missions/h/hy-2a HAIYANG-2 CNSA https://software.taitussoftware.com/savoir/commercial/TwoLineElements/Altimeters.tles.txt 43655 2018-081A PERPENDICULAR SxP4 SunSync 14 193

HAIYANG-2B

1 43655U 18081A 26141.97652830 -.00000004 00000-0 39498-4 0 9997 2 43655 99.3292 151.1284 0001419 40.1527 319.9729 13.79306758381310 Synthetic aperture Radar Altimeter MICROWAVE Dual C+Ku 2 5250,13580 Radar Altimeter 22.3 0.45 0.45 STAND_OFF PUSHBROOM CHINA Measurement of ocean dynamic and environmental parameters in the microwave region (i.e., all weather observations) https://eoportal.org/web/eoportal/satellite-missions/h/hy-2a HAIYANG-2 CNSA https://software.taitussoftware.com/savoir/commercial/TwoLineElements/Altimeters.tles.txt 46469 2020-066A PERPENDICULAR ExactRepeat SxP4

HAIYANG-2C

1 46469U 20066A 26141.92277678 -.00000263 00000-0 -16548-3 0 9995 2 46469 65.9980 280.6752 0009855 239.3386 120.6711 13.83371428285866 SxP4 ExactRepeat 10 137

HAIYANG-2C

1 46469U 20066A 26141.92277678 -.00000263 00000-0 -16548-3 0 9995 2 46469 65.9980 280.6752 0009855 239.3386 120.6711 13.83371428285866 Synthetic aperture Radar Altimeter MICROWAVE Dual C+Ku 2 5250,13580 Radar Altimeter 22.3 0.45 0.45 STAND_OFF PUSHBROOM CHINA Measurement of ocean dynamic and environmental parameters in the microwave region (i.e., all weather observations) https://eoportal.org/web/eoportal/satellite-missions/h/hy-2a HAIYANG-2 CNSA https://software.taitussoftware.com/savoir/commercial/TwoLineElements/Altimeters.tles.txt 48621 2021-043A PERPENDICULAR ExactRepeat SxP4

HAIYANG-2D

1 48621U 21043A 26141.97719192 -.00000033 00000-0 43890-4 0 9995 2 48621 66.0001 9.9551 0011380 272.1572 87.8193 13.83373465252923 SxP4 ExactRepeat 10 137

HAIYANG-2D

1 48621U 21043A 26141.97719192 -.00000033 00000-0 43890-4 0 9995 2 48621 66.0001 9.9551 0011380 272.1572 87.8193 13.83373465252923 Synthetic aperture Radar Altimeter MICROWAVE Dual C+Ku 2 5250,13580 Radar Altimeter 22.3 0.45 0.45 STAND_OFF PUSHBROOM Global Sea/Land Monitoring Mission including Altimetry EUROPE Global Sea/Land Monitoring Mission including Altimetry https://eoportal.org/web/eoportal/satellite-missions/c-missions/copernicus-sentinel-3 SENTINEL-3 ESA https://software.taitussoftware.com/savoir/commercial/TwoLineElements/Sentinels.tles.txt 41335 2016-011A PERPENDICULAR true Sun-Synchronous SxP4

Sentinel-3A

1 41335U 16011A 26141.91786319 .00000067 00000-0 45546-4 0 9994 2 41335 98.6257 209.6770 0001176 108.1408 251.9901 14.26737912534318 SxP4 SunSync 27 385

Sentinel-3A

1 41335U 16011A 26141.91786319 .00000067 00000-0 45546-4 0 9994 2 41335 98.6257 209.6770 0001176 108.1408 251.9901 14.26737912534318 Ocean and Land Color Instrument https://eoportal.org/web/eoportal/satellite-missions/s/sentinel-3 OPTICAL VNIR_SWIR 400-1200 21 300 300 300 80 LOOK_ANGLE PUSHBROOM Sea and Land Surface Temperature Radiometer - Backward Inclined view https://eoportal.org/web/eoportal/satellite-missions/s/sentinel-3 OPTICAL VNIR_SWIR_THERMAL 555-10850 11 300 1000 1000 LOOK_ANGLE PUSHBROOM 46.573 -113.97 46.573 -90 46.573 -66.03 Sea and Land Surface Temperature Radiometer - Near Nadir view https://eoportal.org/web/eoportal/satellite-missions/s/sentinel-3 OPTICAL VNIR_SWIR_THERMAL 555-10850 11 300 1000 1000 LOOK_ANGLE PUSHBROOM -41.097 46.573 -234.95 46.573 90 46.573 12.74 SAR Radar Altimeter https://eoportal.org/web/eoportal/satellite-missions/s/sentinel-3 MICROWAVE Dual C+Ku 2 5410,13575 12 LOOK_ANGLE PUSHBROOM EUROPE Global Sea/Land Monitoring Mission including Altimetry https://eoportal.org/web/eoportal/satellite-missions/c-missions/copernicus-sentinel-3 SENTINEL-3 ESA https://software.taitussoftware.com/savoir/commercial/TwoLineElements/Sentinels.tles.txt 43437 2018-039A PERPENDICULAR true Sun Synchronous SxP4

Sentinel-3B

1 43437U 18039A 26141.68060115 .00000064 00000-0 44395-4 0 9992 2 43437 98.6257 209.5916 0001294 76.8384 283.2941 14.26740446420344 SxP4 SunSync 27 385

Sentinel-3B

1 43437U 18039A 26141.68060115 .00000064 00000-0 44395-4 0 9992 2 43437 98.6257 209.5916 0001294 76.8384 283.2941 14.26740446420344 Ocean and Land Color Instrument https://eoportal.org/web/eoportal/satellite-missions/s/sentinel-3 OPTICAL VNIR_SWIR 400-1200 21 300 300 300 80 LOOK_ANGLE PUSHBROOM Sea and Land Surface Temperature Radiometer - Backward Inclined view https://eoportal.org/web/eoportal/satellite-missions/s/sentinel-3 OPTICAL VNIR_SWIR_THERMAL 555-10850 11 300 1000 1000 LOOK_ANGLE PUSHBROOM 46.573 -113.97 46.573 -90 46.573 -66.03 Sea and Land Surface Temperature Radiometer - Near Nadir view https://eoportal.org/web/eoportal/satellite-missions/s/sentinel-3 OPTICAL VNIR_SWIR_THERMAL 555-10850 11 300 1000 1000 LOOK_ANGLE PUSHBROOM -41.097 46.573 -234.95 46.573 90 46.573 12.74 SAR Radar Altimeter https://eoportal.org/web/eoportal/satellite-missions/s/sentinel-3 MICROWAVE Dual C+Ku 2 5410,13575 12 LOOK_ANGLE PUSHBROOM Copernicus: Sentinel-6 / Jason-CS (Jason Continuity of Service) Mission EUROPE Copernicus: Sentinel-6/ Jason-CS (Jason Continuity of Service) Mission https://eoportal.org/web/eoportal/satellite-missions/c-missions/copernicus-sentinel-6-michael-freilich SENTINEL-6 ESA https://software.taitussoftware.com/savoir/commercial/TwoLineElements/Sentinels.tles.txt 46984 2020-086A PERPENDICULAR ExactRepeat SxP4 ExactRepeat 10 127

Sentinel-6 Michael Freilich

1 46984U 20086A 26141.53965826 -.00000054 00000-0 30667-4 0 9991 2 46984 66.0398 190.4001 0007890 270.1516 89.8595 12.80931439256913 SxP4

S6 MICHAEL FREILICH

1 46984U 20086A 26141.53965826 -.00000054 00000-0 30667-4 0 9991 2 46984 66.0398 190.4001 0007890 270.1516 89.8595 12.80931439256913 Synthetic aperture Radar Altimeter https://www.earthdata.nasa.gov/sensors/poseidon-4-radar-altimeter MICROWAVE Dual C+Ku 2 5300,13575 22.3 0.45 0.45 STAND_OFF PUSHBROOM EUROPE Copernicus: Sentinel-6/ Jason-CS (Jason Continuity of Service) Mission https://eoportal.org/web/eoportal/satellite-missions/c-missions/copernicus-sentinel-6-michael-freilich SENTINEL-6 ESA https://software.taitussoftware.com/savoir/commercial/TwoLineElements/Sentinels.tles.txt 66514 2025-264A PERPENDICULAR ExactRepeat SxP4 ExactRepeat 10 127

SENTINEL-6B

1 66514U 25264A 26141.54000692 -.00000059 00000-0 78922-5 0 9999 2 66514 66.0392 190.5252 0008038 269.6033 90.4061 12.80929095 23754 SxP4

SENTINEL-6B

1 66514U 25264A 26141.54000692 -.00000059 00000-0 78922-5 0 9999 2 66514 66.0392 190.5252 0008038 269.6033 90.4061 12.80929095 23754 Synthetic aperture Radar Altimeter https://www.earthdata.nasa.gov/sensors/poseidon-4-radar-altimeter MICROWAVE Dual C+Ku 2 5300,13575 22.3 0.45 0.45 STAND_OFF PUSHBROOM Altimeters Scenario 32 EUROPE Copernicus Polar Ice and Snow Topography Altimeter, to measure and monitor sea-ice thickness, overlying snow depth and ice-sheet elevations https://www.eoportal.org/satellite-missions/cristal CRISTAL ESA PERPENDICULAR ExactRepeat ExactRepeat 25 362 92.0262 54.6183013488 -90 2023-04-26T06:05:07.657Z Interferometric Radar altimeter for Ice and Snow MICROWAVE Dual K+Ka 2 13575,35750 22.3 80 80 STAND_OFF PUSHBROOM EUROPE Earth Explorer Opportunity Mission-2 https://eoportal.org/web/eoportal/satellite-missions/c-missions/cryosat-2 CRYOSAT ESA https://software.taitussoftware.com/savoir/commercial/TwoLineElements/EarthExplorers.tles.txt 36508 2010-013A PERPENDICULAR ExactRepeat SxP4 ExactRepeat 394 5705

Cryosat-2

1 36508U 10013A 26141.89184972 .00000159 00000-0 38682-4 0 9995 2 36508 92.0328 270.9141 0002509 85.3520 274.7974 14.51899701854261 SxP4

CRYOSAT 2

1 36508U 10013A 26141.89184972 .00000159 00000-0 38682-4 0 9995 2 36508 92.0328 270.9141 0002509 85.3520 274.7974 14.51899701854261 SAR Interferometric Radar Altimeter - Nominal MICROWAVE Ku-BAND 1 13575 22.3 250 250 STAND_OFF PUSHBROOM USA Ice, Cloud and land Elevation Satellite-2 https://eoportal.org/web/eoportal/satellite-missions/i/icesat-2 ICESAT-2 NASA https://software.taitussoftware.com/savoir/commercial/TwoLineElements/Altimeters.tles.txt 43613 2018-070A PERPENDICULAR ExactRepeat SxP4 ExactRepeat 339 5167 0.3

ICESat-2

1 43613U 18070A 26141.89794868 .00006916 00000-0 25102-3 0 9991 2 43613 92.0055 283.8823 0002761 121.9613 238.1905 15.28292976428444 SxP4

ICESat-2

1 43613U 18070A 26141.89794868 .00006916 00000-0 25102-3 0 9991 2 43613 92.0055 283.8823 0002761 121.9613 238.1905 15.28292976428444 Advanced Topographic Laser Altimeter System true LASER NIR 1020-1080 1 true MAX_COVER LOOK_ANGLE PUSHBROOM MAX_COVER LOOK_ANGLE PUSHBROOM MAX_COVER LOOK_ANGLE PUSHBROOM MAX_COVER LOOK_ANGLE PUSHBROOM FRANCE Jason-3 Altimetry Mission https://eoportal.org/web/eoportal/satellite-missions/j/jason-3 JASON CNES https://software.taitussoftware.com/savoir/commercial/TwoLineElements/Altimeters.tles.txt 41240 2016-002A PERPENDICULAR Sun-Synchronous SxP4 SunSync 8 103

JASON 3

1 41240U 16002A 26141.90555635 -.00000053 00000-0 36239-4 0 9998 2 41240 66.0397 181.0904 0008494 273.6668 86.3380 12.87627361483860 SxP4

JASON 3

1 41240U 16002A 26141.90555635 -.00000053 00000-0 36239-4 0 9998 2 41240 66.0397 181.0904 0008494 273.6668 86.3380 12.87627361483860 Poseidon-3B (Positioning Ocean Solid Earth Ice Dynamics Orbiting Navigator) Solid-State Radar Altimeter MICROWAVE Ku-BAND 1 13575 22.3 0.45 0.45 STAND_OFF PUSHBROOM INDIA Satellite with ARgos and ALtiKa https://eoportal.org/web/eoportal/satellite-missions/s/saral SARAL ISRO https://software.taitussoftware.com/savoir/commercial/TwoLineElements/Altimeters.tles.txt 39086 2013-009A PERPENDICULAR SxP4

SARAL

1 39086U 13009A 26141.92417620 .00000045 00000-0 32418-4 0 9995 2 39086 98.5560 328.8242 0002227 35.3856 324.7475 14.32848680691847 Altimeter in Ka-band MICROWAVE Dual K+Ka 2 23800,35750 32 0.45 0.45 STAND_OFF PUSHBROOM FRANCE SWOT (Surface Water Ocean Topography) Mission, joint collaboration between the National Aeronautics and Space Administration (NASA), the French Space Agency (CNES), the Canadian Space Agency (CSA) and the United Kingdom Space Agency (UKSA) https://www.eoportal.org/satellite-missions/swot CNES https://software.taitussoftware.com/savoir/commercial/TwoLineElements/Altimeters.tles.txt 54754 2022-173A PERPENDICULAR ExactRepeat SxP4 ExactRepeat 21 292

SWOT

1 54754U 22173A 26141.62163025 .00000102 00000-0 70971-4 0 9990 2 54754 77.6108 71.1700 0000979 93.2085 266.9178 14.00173059175433 SxP4

SWOT

1 54754U 22173A 26141.62163025 .00000102 00000-0 70971-4 0 9990 2 54754 77.6108 71.1700 0000979 93.2085 266.9178 14.00173059175433 Poseidon-3C (Positioning Ocean Solid Earth Ice Dynamics Orbiting Navigator) dual-frequency nadir altimeter MICROWAVE Ku-BAND 1 13575 22.3 0.45 0.45 STAND_OFF PUSHBROOM