Spacecraft information: USA 48
| Launched | 22 November 1989 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 20355 |
| COSPAR ID | 1989-090B |
| Observing |
Current orbital elements
| Inclination | 17.029° |
| Eccentricity | 0.02800 |
| RA ascending node | 22.839 hr |
| Argument perigee | 111.278° |
| Mean anomaly | 95.018° |
| Orbital period | 1429.437 min |
| Epoch of osculation | 11 Dec 2025, 23:54 |
Derived Quantities
| Min Altitude | 34486.5 km |
| Mean Altitude | 35663.3 km |
| Peak Altitude | 36840.1 km |
Orbital History
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