EXPLORER 21 (IMP-2)
Satellite information EXPLORER 21 (IMP-2)
| Spacetrack Directory Name | EXPLORER 21 (IMP-2) |
| Orbit launches |
1964-10-04 |
| Deorbitation date |
1966-01-30 |
| Days in orbit | 483 |
| Country/organisation of origin | USA (US) |
| Starting point | AFETR (Kennedy Space Center/Cape Canaveral, USA) |
Additional information EXPLORER 21 (IMP-2)
EXPLORER 21 (IMP-2), 889 was a payload satellite owned by GSFC (US) that was launched on Sun, 04 Oct 1964 UTC via a THOR DELTA C launch vehicle from the Air Force Eastern Test Range (AFETR). Payloads include a variety of satellites, spacecraft, and rockets equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
Update time: 2025-02-06 21:20:03
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