BackForward Satellite: SMM 

Satellite details
Acronym SMM
Full name Solar Maximum Mission
WIGOS Station Identifier ---
Satellite Description
  • Single flight unit of the SMM programme.
  • Main mission: solar physics.
Mass at launch 2315 kg Dry mass 2268 kg
Power 2000 W
Data access link no link provided
Data access information
  • Data available from NASA/GSFC.
Orbit Drifting orbit Altitude 510 km
Inclination 28.5 °


Space agency NASA
Status Inactive
Details on Status
(as available)
  • On 11 April 1984 the satellite was brought to the Shuttle, repaired in orbit and re-orbited at a lower altitude, 407 km.
  • In that occasion an antenna to link with TDRSS was installed on the satellite.
Launch 14 Feb 1980 EOL 24 Nov 1989
Last update: 2015-07-29
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 SMM

Acronym Full name
ACRIM-I Active Cavity Radiometer Irradiance Monitoring - I
CP Coronagraph/Polarimeter
GRS Gamma-Ray Spectrometer
HXRBS Hard X-Ray Burst Spectrometer
HXIS Hard X-Ray Imaging Spectrometer
UVSP Ultraviolet Spectrometer and Polarimeter
XRP Soft X-Ray Polychromator
Show instrument status and calibration