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IUS R/B(1)
Launch Details
| Launched | 3 April 1983 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 13971 |
| COSPAR ID | 1983-026D |
| Observing |
Current orbital elements
| Inclination | 25.957° |
| Eccentricity | 0.59039 |
| RA ascending node | 4.920 hr |
| Argument perigee | 49.482° |
| Mean anomaly | 348.780° |
| Orbital period | 345.094 min |
| Epoch of osculation | 02 Sep 2025, 23:12 |
Derived Quantities
| Min Altitude | 304.6 km |
| Mean Altitude | 9926.4 km |
| Peak Altitude | 19548.2 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.