Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-06-18T05:18:34Z GCMD Search: DataCenters|GOVERNMENT AGENCIES-NON-US|UNITED KINGDOM|GB/NERC/NEODC http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 1 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ADF_PDRS Polar Waveform Data Reference Set from Seasat Altimeter Sensor Data Record -180.0,-90.0,180.0,-60.0-180.0,60.0,180.0,90.0 1978-07-24T00:00:00Z 1978-08-11T00:00:00Z 2011-04-15T04:00:00Z The PDRS (Polar Data Reference Set) is a subset of the Seasat Altimeter sensor data record (SDR) archive maintained at the ADF (Algorithm Development Facility), part of the EODC (Earth Observation ...