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Spacecraft information: DELTA 2 R/B
Launch Details
| Launched | 7 January 1991 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 21048 |
| COSPAR ID | 1991-001B |
| Observing |
Current orbital elements
| Inclination | 18.459° |
| Eccentricity | 0.11882 |
| RA ascending node | 6.342 hr |
| Argument perigee | 294.025° |
| Mean anomaly | 54.030° |
| Orbital period | 121.471 min |
| Epoch of osculation | 21 Jul 2026, 03:03 |
Derived Quantities
| Min Altitude | 788.3 km |
| Mean Altitude | 1753.7 km |
| Peak Altitude | 2719.1 km |
Orbital History
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