Completed or retired · Historical mission record
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The mission
X-ray survey. This reconstructed record groups 1 GCAT payload or flight element under launch 1977-075; fields not present in GCAT are intentionally left unset.
Launch profile
The launch
- Launch
- 12 August 1977, 06:29:31 UTC
- Launch location
- Cape Canaveral Air Force Station, Eastern Test Range
- Launch vehicle
- Atlas SLV-3D Centaur
- Orbit
- Lower low Earth orbit (equatorial)
Trajectory
Mission timeline
Interactive playback
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Mission ended — Completed or retired
Operations concluded · 10 January 1979
Historical mission record
GCAT records the primary mission element as completed or no longer operational.
Hardware
Spacecraft
HEAO 1
X-ray survey.
- GCAT ID
- S10217
- Manufacturer
- TRW Inc.
- Launch mass
- 2,514 kg
- Dimensions
- 4.2 m long · 2.7 m diameter · 6.3 m span
Visual archive
Gallery
One image from HEAO 1.
Verification
Community discussion
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