Objectives and Applications
5-year nominal mission life, currently being decommissioned due to age-related degradation of batteries. Operational mission will end in 2014.
Full Name
Active Cavity Radiometer Irradiance Monitor
Mission Status
Mission complete
Mission Agencies
Launch Date
20 Dec 1999
Mission Links
EOL Date
14 Dec 2013
Orbit Type
Sun-synchronous
Orbit Period
98.5 minutes
Orbit Sense
Descending
Orbit Inclination
97.81 deg
Orbit Altitude
600 km
Orbit Longitude
Orbit LST
18:00
Repeat Cycle
1 days
NORAD Catalog #
International Designator
ACRIM III - Active Cavity Radiometer Irradiance Monitor |
| Category | Parameter | Instrument(s) |
| Atmosphere | Radiation budget | ACRIM III |