BackForward Satellite: DMSP-F18 

Satellite details
Acronym DMSP-F18
Full name Defense Meteorological Satellite Program - F18
Satellite Description
  • 18th flight unit of the DMSP Block 5D series, 4th of the Block 5D-3 series.
  • Main missions: cloud imagery and MW imaging/temperature/humidity sounding.
  • Substantial contribution to Space weather.
Mass at launch 1220 kg Dry mass
Power 2200 W
Data access link
Data access information
  • Military satellite.
  • MW (SSMIS) Imagery available from NOAA on the basis of bilateral agreements.
  • Offline data available from NOAA CLASS.
  • Other data only available to DoD user
Orbit Sunsynchronous orbit Altitude 850 km
ECT 07:08 desc


Space agency DoDNOAA
Status Extended operation
Details on Status
(as available)
  • SSMIS channel 150 GHz failed in February 2014.
  • Since 28 July 2015, only 10 SSMIS channels are operational, the 7 of SSM/I and the 3 in the 183 GHz band.
Launch 18 Oct 2009 EOL ≥2017
Last update: 2017-01-04
Associated satellite programme and related satellites

Note: red tag: no longer operational , green tag: operational , blue tag : future

Satellite Payload

All known Instruments flying on DMSP-F18

Acronym Full name
OLS Operational Linescan Systerm
SSMIS Special Sensor Microwave - Imager/Sounder
SESS/SSUSI SESS / Special Sensor Ultraviolet Spectrographic Imager
SESS/SSULI SESS / Special Sensor Ultraviolet Limb Imager
SESS/SSI/ES-3 SESS / Special Sensor Ionospheric Plasma Drift/Scintillation Monitor - 3
SESS/SSM-Boom SESS / Special Sensor Magnetometer - Boom
SESS/SSJ5 SESS / Special Sensor Precipitating Electron and Ion Spectrometer
Show instrument status and calibration