TDRS-1
TDRS-1, known before launch as TDRS-A, was an American communications satellite, operated by NASA as part of the Tracking and Data Relay Satellite System. It was constructed by TRW and launched by Space Shuttle Challenger on its maiden flight, STS-6.
TDRS-1 and its IUS aboard Challenger shortly before deployment. | |
| Mission type | Communication |
|---|---|
| Operator | NASA |
| COSPAR ID | 1983-026B |
| SATCAT no. | 13969 |
| Mission duration | Planned: 10 years Final: 26 years, 6 months, 16 days |
| Spacecraft properties | |
| Bus | TDRS |
| Manufacturer | TRW |
| Launch mass | 2,268 kg (5,000 lb) |
| Dimensions | 17.4 × 12.9 m (57 × 42 ft) |
| Power | 1700 watts |
| Start of mission | |
| Launch date | 4 April 1983, 18:30:00 UTC |
| Rocket | Space Shuttle Challenger STS-6 / IUS |
| Launch site | Kennedy Space Center, LC-39A |
| Contractor | Rockwell International |
| End of mission | |
| Disposal | Retired to graveyard |
| Declared | 21 October 2009 |
| Deactivated | 27 June 2010 |
| Orbital parameters | |
| Reference system | Geocentric orbit |
| Regime | Geostationary orbit |
| Epoch | 1 April 1984 |
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