
Completed or retired · Historical mission record
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The mission
Solar observatory. This reconstructed record groups 1 GCAT payload or flight element under launch 1980-014; fields not present in GCAT are intentionally left unset.
Launch profile
The launch
- Launch
- 14 February 1980, 15:57 UTC
- Launch location
- Cape Canaveral Air Force Station, Eastern Test Range
- Launch vehicle
- Delta 3910
- Orbit
- Lower low Earth orbit (inclined)
Trajectory
Mission timeline
Interactive playback
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Mission outcomeOpen outcome source ↗
Mission ended — Completed or retired
Operations concluded · 24 November 1989
Historical mission record
GCAT records the primary mission element as completed or no longer operational.
Hardware
Spacecraft
SMM
Solar observatory.
- GCAT ID
- S11703
- Manufacturer
- Fairchild Space and Electronics
- Launch mass
- 1,721 kg
- Propulsion
- MMS-AOCS
- Dimensions
- 4 m long · 2.1 m diameter · 10 m span
Visual archive
Gallery
One image from SMM.
Verification

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