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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 | 13.965° |
| Eccentricity | 0.00364 |
| RA ascending node | 22.301 hr |
| Argument perigee | 340.578° |
| Mean anomaly | 71.132° |
| Orbital period | 1434.413 min |
| Epoch of osculation | 07 Dec 2025, 04:15 |
Derived Quantities
| Min Altitude | 35607.6 km |
| Mean Altitude | 35760.8 km |
| Peak Altitude | 35914.0 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.