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IUS R/B(1)
Launch Details
| Launched | 22 November 1989 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 20356 |
| COSPAR ID | 1989-090C |
| Observing |
Current orbital elements
| Inclination | 27.509° |
| Eccentricity | 0.63907 |
| RA ascending node | 7.982 hr |
| Argument perigee | 228.007° |
| Mean anomaly | 56.498° |
| Orbital period | 414.060 min |
| Epoch of osculation | 02 Sep 2025, 19:28 |
Derived Quantities
| Min Altitude | 270.8 km |
| Mean Altitude | 12031.2 km |
| Peak Altitude | 23791.5 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.