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Spacecraft information: TDRS 1
Launch Details
| 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 | 8.835° |
| Eccentricity | 0.00202 |
| RA ascending node | 21.388 hr |
| Argument perigee | 273.016° |
| Mean anomaly | 70.192° |
| Orbital period | 1458.294 min |
| Epoch of osculation | 10 Mar 2026, 10:17 |
Derived Quantities
| Min Altitude | 36141.0 km |
| Mean Altitude | 36227.1 km |
| Peak Altitude | 36313.2 km |
Orbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.