Payload
EXPLORER 25 (INJUN 4)
activePayloadMEO
EXPLORER 25 (INJUN 4) is a United States payload satellite, launched on November 21, 1964 into MEO.
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Launch
- Launch date
- November 21, 1964 at 05:09 PM UTC
- Launch site
- Vandenberg SFB, USA
- Launched by
- Scout X-4 →
- Operator
- National Aeronautics and Space Administration
- Mission
- Explorer 24 & 25
- Launch record
- View full launch →
Orbit
- Orbit regime
- MEO
- Apoapsis
- 2,262 km
- Periapsis
- 525 km
- Inclination
- 81.34°
- Orbital period
- 113.63 min
Spacecraft
- Operator
- United States
- Launch mass
- 39.64 kg
Identity
- COSPAR (Int'l)
- 1964-076B
- NORAD catalog №
- 932
- Object type
- Payload
- Owner / operator
United States- Radar cross-section
- 0.4829 m²
- Status
- active