Payload
EXPLORER 20
activePayloadLEO
EXPLORER 20 is a United States payload satellite, launched on August 25, 1964 into LEO.
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Launch
- Launch date
- August 25, 1964 at 01:43 PM UTC
- Launch site
- Vandenberg SFB, USA
- Launched by
- Scout X-4 →
- Operator
- National Aeronautics and Space Administration
- Mission
- Explorer 20
- Launch record
- View full launch →
Orbit
- Orbit regime
- LEO
- Apoapsis
- 993 km
- Periapsis
- 852 km
- Inclination
- 79.9°
- Orbital period
- 103.46 min
Spacecraft
- Operator
- United States
- Launch mass
- 43.61 kg
Identity
- COSPAR (Int'l)
- 1964-051A
- NORAD catalog №
- 870
- Object type
- Payload
- Owner / operator
United States- Radar cross-section
- 0.4927 m²
- Status
- active