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}NASA Earthdata CMR + NASA Data Portal2026 · Image data
NASA-SSH Along-Track Sea Surface Height from Standardized Reference Missions Version 1.1The NASA-SSH Along-Track Sea Surface Height from Standardized Reference Missions Version 1.1 dataset produced by NASA provide observations of sea surface height, or sea level, anomaly measured using radar altimeter satellites in the reference mission orbit. These include TOPEX/Poseidon, the Jason series, and Sentinel-6. The data begin in Oct 1992, with data from TOPEX/Poseidon, and continues to th
NASA Earthdata CMR + NASA Data Portal2026 · Image data
NASA-SSH Simple Gridded Sea Surface Height from Standardized Reference Missions Only Version 1.1The NASA-SSH Simple Gridded Sea Surface Height from Standardized Reference Missions Only Version 1.1 dataset produced by NASA provides 2-D maps of sea surface height, or sea level, anomaly once every 7 days. The grids are based on observations of sea surface height from the radar altimeter satellites in the reference mission orbits, including TOPEX/Poseidon, the Jason series, and Sentinel-6. The d
NASA Earthdata CMR + NASA Data Portal2026 · Image data
Integrated Multi-Mission Ocean Altimeter Data for Climate Research Version 6.1The Integrated Multi-Mission Ocean Altimeter Sea Surface Height (SSH) Version 6.1 dataset provides level 2 along track sea surface height anomalies (SSHA) for 10-day cycles from the TOPEX/Poseidon, Jason-1, OSTM/Jason-2, Jason-3, and Sentinel-6A missions geo-referenced to a mean reference orbit. It is produced by NASA Sea Surface Height (NASA-SSH) project investigators at Goddard Space Flight Cent
NASA Earthdata CMR + NASA Data Portal2026 · Image data
Integrated Multi-Mission Ocean Altimeter Data for Climate Research Version 6.0The Integrated Multi-Mission Ocean Altimeter Sea Surface Height (SSH) Version 6.0 dataset provides level 2 along track sea surface height anomalies (SSHA) for 10-day cycles from the TOPEX/Poseidon, Jason-1, OSTM/Jason-2, Jason-3, and Sentinel-6A missions geo-referenced to a mean reference orbit. It is produced by NASA Sea Surface Height (NASA-SSH) project investigators at Goddard Space Flight Cent
NASA Earthdata CMR + NASA Data Portal2025 · Image data
NASA-SSH ENSO Sea Surface Height IndicatorThis file contains an indicator for the El Nino-Southern Oscillation (ENSO), based on satellite observations of sea surface height anomaly, measured by radar altimeter missions such as TOPEX/Poseidon, the Jason series, and Sentinel-6. The indicator values were calculated using NASA-SSH Simple Gridded Sea Surface Height from Standardized Reference Missions Only Version 1 https://podaac.jpl.nasa.gov
NASA Earthdata CMR + NASA Data Portal2025 · Image data
NASA-SSH Global Mean Sea Level from Simple Gridded Sea Surface HeightThis file contains a time series of globally-averaged sea level change, or "global mean sea level" (GMSL) in units of centimeters. The estimate is based on satellite observations of sea surface height anomaly, measured by reference radar altimeter missions such as TOPEX/Poseidon, the Jason series, and Sentinel-6. The indicator values were calculated using NASA-SSH Simple Gridded Sea Surface Height
NASA Earthdata CMR + NASA Data Portal2025 · Image data
NASA-SSH PDO Sea Surface Height IndicatorThis file contains an indicator for the Pacific Decadal Oscillation (PDO), based on satellite observations of sea surface height anomaly, measured by radar altimeter missions such as TOPEX/Poseidon, the Jason series, and Sentinel-6. The indicator values were calculated using NASA-SSH Simple Gridded Sea Surface Height from Standardized Reference Missions Only Version 1 https://podaac.jpl.nasa.gov/d
NASA Earthdata CMR + NASA Data Portal2025 · Image data
NASA-SSH IOD Sea Surface Height IndicatorThis file contains an indicator for the Indian Ocean Dipole (IOD), based on satellite observations of sea surface height anomaly, measured by radar altimeter missions such as TOPEX/Poseidon, the Jason series, and Sentinel-6. The indicator values were calculated using NASA-SSH Simple Gridded Sea Surface Height from Standardized Reference Missions Only Version 1 https://podaac.jpl.nasa.gov/dataset/N
NASA Earthdata CMR + NASA Data Portal2025 · Image data
NASA-SSH Along-Track Sea Surface Height from Standardized Reference Missions Version 1The NASA-SSH Along-Track Sea Surface Height from Standardized Reference Missions Version 1 dataset produced by NASA provide observations of sea surface height, or sea level, anomaly measured using radar altimeter satellites in the reference mission orbit. These include TOPEX/Poseidon, the Jason series, and Sentinel-6. The data begin in Oct 1992, with data from TOPEX/Poseidon, and continues to the
NASA Earthdata CMR + NASA Data Portal2025 · Image data
NASA-SSH Simple Gridded Sea Surface Height from Standardized Reference Missions Only Version 1The NASA-SSH Simple Gridded Sea Surface Height from Standardized Reference Missions Only Version 1 dataset produced by NASA provides 2-D maps of sea surface height, or sea level, anomaly once every 7 days. The grids are based on observations of sea surface height from the radar altimeter satellites in the reference mission orbits, including TOPEX/Poseidon, the Jason series, and Sentinel-6. The dat
NASA Earthdata CMR + NASA Data Portal2024 · Image data
Integrated Multi-Mission Ocean Altimeter Data for Climate Research Version 5.2The Integrated Multi-Mission Ocean Altimeter Sea Surface Height (SSH) Version 5.2 dataset provides level 2 along track sea surface height anomalies (SSHA) for 10-day cycles from the TOPEX/Poseidon, Jason-1, OSTM/Jason-2, Jason-3, and Sentinel-6A missions geo-referenced to a mean reference orbit. It is produced by NASA Sea Surface Height (NASA-SSH) project investigators at Goddard Space Flight Cent
NASA Earthdata CMR + NASA Data Portal2024 · Image data
Integrated Multi-Mission Ocean Altimeter Data for Climate Research complete time series Version 5.2The Integrated Multi-Mission Ocean Altimeter Sea Surface Height (SSH) Version 5.2 dataset provides level 2 along track sea surface height anomalies (SSHA) from the TOPEX/Poseidon, Jason-1, OSTM/Jason-2, Jason-3, and Sentinel-6A missions geo-referenced to a mean reference orbit. It is produced by NASA Sea Surface Height (NASA-SSH) project investigators at Goddard Space Flight Center and Jet Propuls
NASA Earthdata CMR + NASA Data Portal2023 · Image data
Sentinel-6A MF Jason-CS L2 P4 Altimeter High Resolution (HR) NTC Ocean Surface Topography F08Provides L2 high resolution (HR) non-time critical (NTC; 60-day latency) altimetry from the Poseidon-4 SAR altimeter on the Sentinel-6A Michael Freilich spacecraft. It contains Sea Surface Height (SSH), Sea Surface Height Anomalies (SSHA) and Significant Wave Height (SWH), along with 1 Hz and 20 Hz Ku-band measurements processed from L1B altimetry including the range, orbital altitude, time, and w
NASA Earthdata CMR + NASA Data Portal2023 · Array · NetCDF
Sentinel-6A MF Jason-CS L2 Advanced Microwave Radiometer (AMR-C) NTC Geophysical Parameters F08Provides L2 non-time critical (NTC; 60-day latency) validated geophysical information from the Advanced Microwave Radiometer on the Sentinel-6A Michael Freilich spacecraft including surface type, wind speed, water vapor, brightness temperature, sigma0, wet troposphere, and associated quality flags. The data are interpolated to intervals that correspond to altimetry measurements from the Poseidon-4
NASA Earthdata CMR + NASA Data Portal2023 · Image data
Sentinel-6A MF Jason-CS L1B P4 Altimeter High Resolution (HR) NTC Geolocated Waveforms G01Provides reprocessed L1B high resolution (HR) non-time critical (NTC; 60-day latency) altimetry data from the Poseidon-4 SAR altimeter on the Sentinel-6A Michael Freilich spacecraft which include the geolocated, fully SAR processed and calibrated multi-looked HR Ku-band waveforms. The S6A NTC product is analogous to the Jason-3 GDR product.
NASA Earthdata CMR + NASA Data Portal2023 · Image data
Sentinel-6A MF Jason-CS L2 P4 Altimeter Low Resolution (LR) NTC Reduced Ocean Surface Topography G01Provides low resolution (LR) non-time critical (NTC; 60-day latency) measurements of sea surface height anomaly (SSHA), Significant Wave Height (SWH), and Wind Speed. The NTC product is analogous to the Jason-3 GDR product.
NASA Earthdata CMR + NASA Data Portal2023 · Image data
Sentinel-6A MF Jason-CS L2 P4 Altimeter High Resolution (HR) NTC Reduced Ocean Surface Topography (Unvalidated) F08Provides reprocessed L2 high resolution (HR) non-time critical (NTC; 60-day latency) altimetry from the Poseidon-4 SAR altimeter on the Sentinel-6A Michael Freilich spacecraft. It contains Sea Surface Height (SSH), Sea Surface Height Anomalies (SSHA) and Significant Wave Height (SWH), along with 1 Hz Ku-band measurements processed from L1B altimetry including the range, orbital altitude, time, and
NASA Earthdata CMR + NASA Data Portal2023 · Array · NetCDF
Sentinel-6A MF Jason-CS L1B P4 Altimeter Low Resolution (LR) NTC Geolocated Waveforms F08Provides reprocessed L1B low resolution (LR) non-time critical (NTC; 60-day latency) altimetry data from the Poseidon-4 SAR altimeter on the Sentinel-6A Michael Freilich spacecraft which include the geolocated, fully-calibrated pulse-limited LR power echoes. The S6A NTC product is analogous to the Jason-3 GDR product.
NASA Earthdata CMR + NASA Data Portal2023 · Image data
Sentinel-6A MF Jason-CS L2 P4 Altimeter Low Resolution (LR) NTC Ocean Surface Topography (Unvalidated) G01Provides reprocessed L2 low resolution (LR) non-time critical (NTC; 60-day latency) altimetry from the Poseidon-4 SAR altimeter on the Sentinel-6A Michael Freilich spacecraft. It contains Sea Surface Height (SSH), Sea Surface Height Anomalies (SSHA) and Significant Wave Height (SWH), along with 1 Hz and 20 Hz Ku-band measurements processed from L1B altimetry including the range, orbital altitude,
NASA Earthdata CMR + NASA Data Portal2023 · Array · NetCDF
Sentinel-6A MF Jason-CS L2 Advanced Microwave Radiometer (AMR-C) NTC Geophysical Parameters (Unvalidated) F08Provides reprocessed L2 non-time critical (NTC; 60-day latency) geophysical information from the Advanced Microwave Radiometer on the Sentinel-6A Michael Freilich spacecraft including surface type, wind speed, water vapor, brightness temperature, sigma0, wet troposphere, and associated quality flags. The data are interpolated to intervals that correspond to altimetry measurements from the Poseidon
NASA Earthdata CMR + NASA Data Portal2023 · Array · NetCDF
Sentinel-6A MF Jason-CS L2P P4 Altimeter Low Resolution (LR) NTC Ocean Surface Topography F08Provides L2P low resolution (LR) non-time critical (NTC; 60-day latency) altimetry from the Poseidon-4 SAR altimeter on the Sentinel-6A Michael Freilich spacecraft, and contains L2-equivalent geophysical sea-state data at a slightly different latency than the other L2 NRT products. The sea-state data were derived from L1B altimetry, and include range, orbital altitude, time, and water vapour. Envi
NASA Earthdata CMR + NASA Data Portal2023 · Image data
Sentinel-6A MF Jason-CS L2 Advanced Microwave Radiometer (AMR-C) NTC Geophysical Parameters G01Provides L2 non-time critical (NTC; 60-day latency) validated geophysical information from the Advanced Microwave Radiometer on the Sentinel-6A Michael Freilich spacecraft including surface type, wind speed, water vapor, brightness temperature, sigma0, wet troposphere, and associated quality flags. The data are interpolated to intervals that correspond to altimetry measurements from the Poseidon-4
NASA Earthdata CMR + NASA Data Portal2023 · Array · NetCDF
Sentinel-6A MF Jason-CS L2 P4 Altimeter Low Resolution (LR) NTC Reduced Ocean Surface Topography F08Provides low resolution (LR) non-time critical (NTC; 60-day latency) measurements of sea surface height anomaly (SSHA), Significant Wave Height (SWH), and Wind Speed. The NTC product is analogous to the Jason-3 GDR product.
NASA Earthdata CMR + NASA Data Portal2023 · Image data
Sentinel-6A MF Jason-CS L2P P4 Altimeter Low Resolution (LR) NTC Ocean Surface Topography G01Provides L2P low resolution (LR) non-time critical (NTC; 60-day latency) altimetry from the Poseidon-4 SAR altimeter on the Sentinel-6A Michael Freilich spacecraft, and contains L2-equivalent geophysical sea-state data at a slightly different latency than the other L2 NRT products. The sea-state data were derived from L1B altimetry, and include range, orbital altitude, time, and water vapour. Envi
NASA Earthdata CMR + NASA Data Portal2023 · Array · NetCDF
Sentinel-6A MF Jason-CS L1A P4 Altimeter High Resolution (HR) NTC Intermediate Outputs with Instrument Calibrations F08Provides reprocessed L1A high resolution (HR) non-time critical (NTC; 60-day latency) altimetry intermediate outputs from the Poseidon-4 SAR altimeter on the Sentinel-6A Michael Freilich spacecraft, which are geo-located bursts of Ku-band echoes (at ~140 Hz) with all instrument calibrations applied and full rate complex waveforms for delay/Doppler or HR processing. The S6A NTC product is analogous