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IMP 3

retired

Science ExplorationHEOCOSPAR 1965-042ALaunched 5/29/1965

Mission & Launch

Launch Mission: Explorer 28
Launch Vehicle: Thor Delta C
Launch Date: 5/29/1965
Last Contact: 5/11/1967

Orbit & Mass

Orbit Class: HEO
Altitude: 132,223.5 km
Inclination: 33.86 deg
Dry Mass: 59 kg
Total Mass: 59 kg

Payload Classification

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

Organizations

Operator: NASA Goddard Space Flight Center
Manufacturer: NASA Goddard Space Flight Center

Registry

COSPAR ID: 1965-042A
UN Registration: A/AC.105/INF.108