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Spacecraft information: IUS R/B(1)
Launch Details
| Launched | 23 January 1985 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 15544 |
| COSPAR ID | 1985-010C |
| Observing |
Current orbital elements
| Inclination | 27.635° |
| Eccentricity | 0.68390 |
| RA ascending node | 8.371 hr |
| Argument perigee | 171.036° |
| Mean anomaly | 214.393° |
| Orbital period | 509.319 min |
| Epoch of osculation | 12 Dec 2025, 06:15 |
Derived Quantities
| Min Altitude | 307.1 km |
| Mean Altitude | 14755.2 km |
| Peak Altitude | 29203.2 km |
Orbital History
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