2.2.8 spase://SMWG/Instrument/DMSP_5D-3/F15/SSM/I DMSP/F15, Special Sensor Microwave Imager, SSM/I 2017-08-23T12:34:56.789 DMSP/F15, Special Sensor Microwave Imager, SSM/I, The SSM/I is a seven-channel, four-frequency, orthogonally polarized, passive microwave radiometric system that measures atmospheric, ocean and terrain microwave brightness temperatures at 19.35, 22.2, 37.0, and 85.5 GHz. DMSP Data Manager, NOAA National Environmental Satellite, Data, and Information Service, NESDIS spase://SMWG/Person/DMSP.Data.Manager GeneralContact spase://SMWG/Person/Lee.Frost.Bargatze MetadataContact Special Sensor Microwave Imager Web Site https://www.wmo-sat.info/oscar/instruments/view/533 Special Sensor Microwave Imager, SSM/I, Information and Details Imager Defense Meteorological Satellite Program, DMSP 1999-12-12T00:00:00 spase://SMWG/Observatory/DMSP_5D-3/F15