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HEAO 1

retired

Science ExplorationLEOCOSPAR 1977-075ALaunched 8/12/1977

Mission & Launch

Launch Mission: HEAO 1 Mission
Launch Vehicle: Atlas SLV-3D Centaur
Launch Date: 8/12/1977
Last Contact: 1/10/1979

Orbit & Mass

Orbit Class: LEO
Altitude: 438.5 km
Inclination: 22.76 deg
Dry Mass: 2,393 kg
Total Mass: 2,514 kg

Payload Classification

Mission Type: Science Exploration
Payload Category: AST
Payload Class: C

Organizations

Operator: NASA Marshall Space Flight Center
Manufacturer: Northrop Grumman

Registry

COSPAR ID: 1977-075A
UN Registration: ST/SG/SER.E/005