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Spacecraft information: IUS R/B(2)
Launch Details
| Launched | 1 August 1991 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 21641 |
| COSPAR ID | 1991-054D |
| Observing |
Current orbital elements
| Inclination | 13.848° |
| Eccentricity | 0.00369 |
| RA ascending node | 22.245 hr |
| Argument perigee | 345.443° |
| Mean anomaly | 188.570° |
| Orbital period | 1434.627 min |
| Epoch of osculation | 20 Mar 2026, 02:47 |
Derived Quantities
| Min Altitude | 35609.5 km |
| Mean Altitude | 35765.0 km |
| Peak Altitude | 35920.4 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.