Global Change Master Directorygsfc-gcmduso@mail.nasa.gov502013-05-24T01:15:53ZGCMD Search: [Keyword='ALTIMETRY']http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 32 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ERS_DTM_GRID_ANTDigital terrain model of Antarctica in ESRI Grid format, derived from ERS Radar Altimeter data.-180.0,-82.0,180.0,-65.02003-01-01T00:00:00Z2003-01-31T00:00:00Z2012-09-21T04:00:00ZESRI formatted raster grid of the Antarctic Continental terrain, derived from ERS radar altimeter data.
The grid has 'no data' cells in latitudes south of 82 degrees south and steep areas of the continent, ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0075GEOSAT Radar Altimeter DEM Atlas of Antarctica North of 72.1 degrees South-180.0,-72.0,180.0,-65.01985-04-01T00:00:00Z1986-09-30T00:00:00Z2012-05-14T04:00:00ZThe Antarctic atlas consists of 28 digital elevation maps which cover all of Antarctica north of 72.1 degrees south at a resolution of three kilometers. Each map contains surface elevations and coordinates ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0305GLAS/ICESat 1 km Laser Altimetry Digital Elevation Model of Greenland-73.0,60.0,-11.0,83.02003-02-01T00:00:00Z2005-06-30T00:00:00Z2012-05-14T04:00:00ZThe Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and land Elevation Satellite (ICESat) provides global measurements of elevation, and repeats measurements along nearly-identical ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0082Radarsat Antarctic Mapping Project Digital Elevation Model Version 2-180.0,-90.0,180.0,-60.01940-01-01T00:00:00Z1999-01-01T00:00:00Z2012-05-14T04:00:00ZThe high-resolution Radarsat Antarctic Mapping Project (RAMP) Digital Elevation Model (DEM) combines topographic data from a variety of sources to provide consistent coverage of all of Antarctica. ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0119Surface Elevation and Ice Thickness, Western Marie Byrd Land, Antarctica-157.0,-80.0,-136.0,-71.01998-12-25T00:00:00Z1998-12-27T00:00:00Z2012-05-14T04:00:00ZThis data set provides surface elevation and ice thickness data for a portion of the Marie Byrd Land sector of West Antarctica, including the Ford Ranges, the Sulzberger Ice Shelf, much of the Edward ...http://gcmd.gsfc.nasa.gov/getdif.htm?[NOAA-NMMR]gov.noaa.class.J2-XGDROSTM/Jason-2 Level-2 Geophysical Data Records-180.0,-66.0,180.0,66.02008-07-01T00:00:00ZT00:00:00Z2011-11-04T04:00:00ZABSTRACT: OSTM/JASON-2 is a follow-on mission continuing the TOPEX/Poseidon and Jason-1, and is designed to ensure continuity of high quality measurements for ocean science and to provide operational ...http://gcmd.gsfc.nasa.gov/getdif.htm?[NOAA-NMMR]gov.noaa.class.J2-TELOSTM/Jason-2: Telemetry-180.0,-66.0,180.0,66.02008-07-01T00:00:00ZT00:00:00Z2011-11-04T04:00:00ZABSTRACT: OSTM/JASON-2 is a follow-on mission continuing the TOPEX/Poseidon and Jason-1, and is designed to ensure continuity of high quality measurements for ocean science and to provide operational ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NAVOCEANO_ERS-2_SSHU.S. Naval Oceanographic Office (NAVOCEANO)'s European Remote Sensing (ERS-2) satellite daily Sea Surface Height (SSH) retrievals-180.0,-90.0,180.0,90.02011-08-11T04:00:00ZU.S. Naval Oceanographic Office (NAVOCEANO)'s European Remote Sensing
Satellite-2 (ERS-2) Sea Surface Height (SSH) daily retrievals.http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NAVOCEANO_JASON-1_SSHU.S. Naval Oceanographic Office (NAVOCEANO)'s Jason-1 satellite daily Sea Surface Height (SSH) retrievals-180.0,-90.0,180.0,90.02011-08-11T04:00:00ZU.S. Naval Oceanographic Office (NAVOCEANO)'s Jason-1 Sea Surface Height (SSH)
daily retrievals.http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0053Seasat and GEOSAT Altimetry for the Antarctic and Greenland Ice Sheets-60.0,60.0,-20.0,72.01978-06-01T00:00:00Z1986-09-30T00:00:00Z2011-08-01T04:00:00ZThe Ice Altimetry System (IAS) CD-ROM contains surface elevations of the Antarctic and Greenland ice sheets derived from Seasat and GEOSAT radar altimetry data. The Seasat data were collected for ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0092Greenland 5 km DEM, Ice Thickness, and Bedrock Elevation Grids-72.0,60.0,-15.0,84.01970-01-01T00:00:00Z1970-12-01T00:00:00Z1993-01-01T00:00:00Z1999-12-31T00:00:00Z2011-07-28T04:00:00ZA Digital Elevation Model (DEM), ice thickness grid, and bedrock elevation grid of Greenland acquired as part of the PARCA program are available in ASCII text format at a 5 km grid spacing in a polar ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0076Antarctic 5-km Digital Elevation Model from ERS-1 Altimetry-180.0,-81.0,180.0,-65.01994-03-01T00:00:00Z1995-05-31T00:00:00Z2011-07-25T04:00:00ZThis data set provides a digital elevation model (DEM) for Antarctica to 81.5 degrees south latitude, at a resolution of 5 km. Approximately twenty million data points were used to generate this data ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0140Roosevelt Island Bedrock and Surface Elevations-161.5307,-79.5906,-159.8077,-79.35391997-11-11T00:00:00Z1997-12-12T00:00:00Z2011-06-30T04:00:00ZThis data set consists of bedrock and surface elevation readings taken by ground penetrating radar and Global Positioning System (GPS) on Roosevelt Island, an ice dome within the Ross Ice Shelf. Locations ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GLA06GLAS/ICESat L1B Global Elevation Data-180.0,-86.0,180.0,86.02003-02-20T00:00:00ZT00:00:00Z2011-02-11T05:00:00ZThe Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GLA05GLAS/ICESat L1B Global Waveform-based Range Corrections Data-180.0,-86.0,180.0,86.02003-02-20T00:00:00ZT00:00:00Z2011-02-11T05:00:00ZThe Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]GRI_ORT_SLC_FINSlope corrected orthometric heights of Antarctica derived from ERS Radar Altimetry-180.0,-82.0,180.0,-65.02003-01-01T00:00:00Z2003-01-31T00:00:00Z2010-11-12T05:00:00ZShapefile (points) of slope corrected orthometric heights derived from ERS radar altimetry as described in the paper 'A Digital Terrain Ice Model of Antarctica derived by ERS Radar Altimeter Data' ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0334Airborne Laser Altimetry of the Thwaites Glacier Catchment, West Antarctica-130.0,-80.0,-95.0,-75.02004-12-10T00:00:00Z2005-01-29T00:00:00Z2010-05-14T04:00:00ZThis data set includes airborne altimetry collected over the catchment and main trunk of Thwaites Glacier, one of Antarctica's most active ice streams. The airborne altimetry comprises 35,000 line-kilometers ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0304GLAS/ICESat 500 m Laser Altimetry Digital Elevation Model of Antarctica-180.0,-86.0,180.0,-63.02003-02-01T00:00:00Z2005-06-30T00:00:00Z2010-03-09T05:00:00ZThe Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and land Elevation Satellite (ICESat) provides global measurements of elevation, and repeats measurements along nearly-identical ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]EARTH_CRUST_TECT_CDDIS_SLR_ANL4Analyzed Satellite Laser Ranging (SLR) Data from the Crustal Dynamics Data Information System (CDDIS)-180.0,-90.0,180.0,90.01976-06-01T00:00:00ZT00:00:00Z2009-09-29T04:00:00ZSatellite Laser Ranging precisely measures laser signals bounced off
reflectors mounted on satellites. The satellite orbit and timing
of the signal is very precise. This method can fix ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GLA01GLAS/ICESat L1A Global Altimetry Data-180.0,-86.0,180.0,86.02003-02-20T00:00:00ZT00:00:00Z2009-06-29T04:00:00ZThe Geoscience Laser Altimeter System (GLAS) instrument on the Ice, Cloud, and Land Elevation Satellite (ICESat) provides global measurements of polar ice sheet elevation to discern changes in ice ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]SATOBSYS_GRAVSATGRAVSAT: Regional Gravity Anomaly Surveys from Satellite Altimetry-180.0,-80.0,180.0,80.01994-04-01T00:00:00Z1995-03-01T00:00:00Z2009-03-20T04:00:00ZGRAVSAT provides gravity survey information for the offshore
oil and gas exploration industry. Based on the analysis of
radar altimetry from the ERS-1 Geodetic Phase, completed
...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ERS_CONT_500_ANT500 metre interval contours of Antarctica derived from ERS radar altimetry data.-180.0,-82.0,180.0,-65.02003-01-01T00:00:00Z2003-01-31T00:00:00Z2008-04-10T04:00:00Z500 metre interval contours of the Antarctic continent derived from slope corrected orthometric heights that were captured using ERS radar altimetry.http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ERS_DTM_TIN_ANTA digital terrain model of Antarctica in Triangulated Irregular Network (TIN) format, derived from ERS Radar Altimetry.-180.0,-82.0,180.0,-65.02003-01-01T00:00:00Z2003-01-31T00:00:00Z2008-04-10T04:00:00ZESRI formatted triangular irregular network (TIN) of the Antarctic continental terrain, derived from ERS radar altimeter data. The TIN is unreliable in latitudes south of 82 degrees south and steep ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ERS_CONT_SOURCE_AMERYContour source data for the Amery Region map dated November 2002.56.0,-77.1,80.0,-67.42002-11-01T00:00:00Z2002-11-30T00:00:00Z2008-04-10T04:00:00ZThe shapefile used in the contour source diagram on the Amery Region Map published by the Australian Antarctic Data Centre in November 2002 (see link below).http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ERS_CONT_MERGED_AMERYContours for the Amery Region map dated November 2002.56.0,-77.1,80.0,-67.42002-11-01T00:00:00Z2002-11-30T00:00:00Z2008-04-10T04:00:00ZContours for the Amery Region map published by the Australian Antarctic Data Centre in November 2002 (see link below).
This contour data were derived from Russian space photography, ERS-1 and ERS-2 ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ERS_DTMData generated from slope corrected orthometric heights of Antarctica derived from ERS Radar Altimetry-180.0,-82.0,180.0,-65.02003-01-01T00:00:00Z2003-01-31T00:00:00Z2008-04-10T04:00:00ZData generated from slope corrected orthometric heights derived from ERS radar altimetry as described in the paper &A Digital Terrain Ice Model of Antarctica derived by ERS Radar Altimeter Data& by ...http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]ERS_REL_ANTReliability shapefile for slope corrected orthometric heights of Antarctica derived from ERS radar altimetry-180.0,-82.0,180.0,-65.02003-01-01T00:00:00Z2003-01-31T00:00:00Z2008-04-10T04:00:00ZShapefile indicating areas of valid and invalid slope corrected orthometric heights derived from ERS Radar Altimetry. Refer to metadata record GRI_ORT_SLC_FIN for more information.http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NAVOCEANO_GFO_SSHU.S. Naval Oceanographic Office (NAVOCEANO)'s GeoSat Follow-On (GFO) satellite daily Sea Surface Height (SSH) retrievals-180.0,-90.0,180.0,90.02006-10-06T04:00:00ZU.S. Naval Oceanographic Office (NAVOCEANO)'s GeoSat Follow-On (GFO) Sea
Surface Height (SSH) daily retrievals.http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NAVOCEANO_TOPEX_SSHU.S. Naval Oceanographic Office (NAVOCEANO)'s TOPEX satellite daily Sea Surface Height (SSH) retrievals-180.0,-90.0,180.0,90.02006-10-06T04:00:00ZU.S. Naval Oceanographic Office (NAVOCEANO)'s TOPEX Sea Surface Height (SSH)
daily retrievals.http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]RALNET_LBAProcessing of Radar Altimeter Network Data as part of the Large-scale Biosphere-Atmosphere Experiment in Amazonia-75.64,-35.81,-32.74,7.122005-10-31T05:00:00ZRALNET-LBA is a data sharing objective aimed at the Land Surface Hydrology
component of LBA. Its contents are the direct output of the "Altimetric Remote
Sensing of the Amazon: Contribution to Surface ...http://gcmd.gsfc.nasa.gov/getdif.htm?[CANADA-CGDI]Canada_GSC_LIDARDataPEILight Detection and Ranging (LIDAR) Data - Prince Edward Island, Canada-64.5,45.9,-62.0,47.02000-08-01T00:00:00Z2000-08-01T00:00:00Z2005-04-05T04:00:00ZThese airborne terrestrial LIDAR (Light Detection and Ranging) data, consisting
of gridded elevation measurements were collected by Terra Remote Sensing Inc.
on August 1 and 2 of 2000. The collection ...http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]FNMOC_ALTIMU.S. Navy Fleet Numerical Meteorology and Oceanography Center (FNMOC)'s Ocean QC Altimetry Products-180.0,-90.0,180.0,90.02004-11-29T05:00:00ZObservational data from the FNMOC Ocean QC (Quality Control) process are posted
in near real-time to the USGODAE server. These files contain all of the
unclassified in-situ data used to initialize ...