Launch Overview
Vehicle
Thor Delta C
Agency
United States Air Force
Site / Pad
CC / LC17B
Outcome
Success
Flight
441/D031
COSPAR Designator
1965-042
Mission
Explorer 28 (Astrophysics)
Explorer 28 (IMP 3) was a solar-cell and chemical-battery powered spacecraft instrumented for interplanetary and distant magnetospheric studies of energetic particles, cosmic rays, magnetic fields, and plasmas.
Vehicle & Provider
Rocket
Thor Delta C
Provider
United States Air Force
Agency launches
262 (31 YTD)
Site launches
143 (17 YTD)
Pad launches
21 (2 YTD)
Payloads (12)
| Piece | Name | Owner | State | Track |
|---|---|---|---|---|
| 1965-042 | AJ10-118D | GSFC | US | |
| 1965-042 | Altair 2 X-258C4 | GSFC | US | |
| 1965-042 | Explorer 28 despin weight | GSFC | US | |
| 1965-042 | Explorer 28 despin weight | GSFC | US | |
| 1965-042 | Thor DSV-2A 441 | GSFC | ||
| 1965-042 | Fairing | GSFC | ||
| 1965-042 | Fairing | GSFC | ||
| 1965-042 | X-258C4 | GSFC | US | |
| 1965-042 | Explorer 28 despin weight | GSFC | US | |
| 1965-042 | Explorer 28 despin weight | GSFC | US | |
| 1965-042A | IMP C | GSFC | US | Track |
| 1965-042A | IMP C | GSFC | US |