Spacecraft information: IUE
| Launched | 25 January 1978 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 10637 |
| COSPAR ID | 1978-012A |
| Observing |
Current orbital elements
| Inclination | 36.971° |
| Eccentricity | 0.14642 |
| RA ascending node | 19.328 hr |
| Argument perigee | 265.640° |
| Mean anomaly | 77.608° |
| Orbital period | 1439.134 min |
| Epoch of osculation | 09 Mar 2026, 15:40 |
Derived Quantities
| Min Altitude | 29670.5 km |
| Mean Altitude | 35853.2 km |
| Peak Altitude | 42035.8 km |
Orbital History
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