Spacecraft information: IUS R/B(2)
| Launched | 28 September 1988 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 19550 |
| COSPAR ID | 1988-091D |
| Observing |
Current orbital elements
| Inclination | 12.245° |
| Eccentricity | 0.00200 |
| RA ascending node | 22.080 hr |
| Argument perigee | 306.402° |
| Mean anomaly | 55.160° |
| Orbital period | 1433.465 min |
| Epoch of osculation | 21 May 2026, 07:16 |
Derived Quantities
| Min Altitude | 35658.1 km |
| Mean Altitude | 35742.2 km |
| Peak Altitude | 35826.3 km |
Orbital History
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