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Spacecraft information: IUS R/B(1)
Launch Details
| Launched | 28 September 1988 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 19549 |
| COSPAR ID | 1988-091C |
| Observing |
Current orbital elements
| Inclination | 26.687° |
| Eccentricity | 0.67910 |
| RA ascending node | 23.360 hr |
| Argument perigee | 49.127° |
| Mean anomaly | 352.472° |
| Orbital period | 497.187 min |
| Epoch of osculation | 12 Dec 2025, 01:36 |
Derived Quantities
| Min Altitude | 300.2 km |
| Mean Altitude | 14418.3 km |
| Peak Altitude | 28536.4 km |
Orbital History
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