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Spacecraft information: PEGASUS R/B
Launch Details
| Launched | 5 December 1998 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Western Range Airspace |
| Owner | United States |
| NORAD ID | 25561 |
| COSPAR ID | 1998-071B |
| Observing |
Current orbital elements
| Inclination | 69.912° |
| Eccentricity | 0.00061 |
| RA ascending node | 10.433 hr |
| Argument perigee | 343.034° |
| Mean anomaly | 17.061° |
| Orbital period | 95.799 min |
| Epoch of osculation | 26 Mar 2026, 09:45 |
Derived Quantities
| Min Altitude | 560.1 km |
| Mean Altitude | 564.3 km |
| Peak Altitude | 568.6 km |
Orbital History
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