Spacecraft information: TDRS 1
| Launched | 3 April 1983 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 13969 |
| COSPAR ID | 1983-026B |
| Observing |
Current orbital elements
| Inclination | 8.762° |
| Eccentricity | 0.00190 |
| RA ascending node | 21.377 hr |
| Argument perigee | 270.235° |
| Mean anomaly | 272.146° |
| Orbital period | 1458.348 min |
| Epoch of osculation | 24 Apr 2026, 13:08 |
Derived Quantities
| Min Altitude | 36147.4 km |
| Mean Altitude | 36228.2 km |
| Peak Altitude | 36308.9 km |
Orbital History
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