NOAA-17(2002-2012) is a weather forecasting satellite run by NOAA. It was launched on 24 June 2002, and is currently operational, in a sun-synchronous orbit, 824 km above the Earth, orbiting every 101 minutes. It hosts the AMSU, AVHRR and High Resolution Infrared Radiation Sounder (HRIS) instruments. APT transmission frequency is 137.5 MHz. NOAA 17 continued the fourth-generation of operational, polar orbiting, meteorological satellite series (NOAA K-N) operated by the National Environmental Satellite Service (NESS) of the National Oceanic and Atmospheric Administration (NOAA). NOAA 17 also continued the series of Advanced TIROS-N (ATN) spacecraft begun with the launch of NOAA-8 (NOAA-E) in 1983 but with additional new and improved instrumentation over the NOAA A-J series and a new launch vehicle (Titan II).
The NOAA-M instrument complement consisted of: