Communications
INTELSAT 503
NonoperationalCommunicationsGEO
INTELSAT 503 is a Intelsat communications satellite, launched on December 15, 1981 into GEO.
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Launch
- Launch date
- December 15, 1981 at 11:35 PM UTC
- Launch site
- Cape Canaveral SFS, USA
- Launched by
- Atlas SLV-3D Centaur →
- Operator
- United States Air Force
- Mission
- Intelsat 503
- Launch record
- View full launch →
Orbit
- Orbit regime
- GEO
- Apoapsis
- 36,213 km
- Periapsis
- 35,817 km
- Inclination
- 11.27°
- Orbital period
- 1447.78 min
Spacecraft
- Operator
- Intelsat
- Launch mass
- 1,002.97 kg
Identity
- COSPAR (Int'l)
- 1981-119A
- NORAD catalog №
- 12994
- Object type
- Payload
- Owner / operator
Intelsat- Radar cross-section
- 5.1167 m²
- Status
- Nonoperational
End of mission
- Fate
- No longer operational — remains in orbit as inactive.
- Final status
- Nonoperational