Spacecraft information: TITAN 34B R/B
| Launched | 11 February 1987 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 17507 |
| COSPAR ID | 1987-015B |
| Observing |
Current orbital elements
| Inclination | 63.035° |
| Eccentricity | 0.71279 |
| RA ascending node | 8.542 hr |
| Argument perigee | 265.347° |
| Mean anomaly | 17.643° |
| Orbital period | 702.492 min |
| Epoch of osculation | 17 Feb 2026, 11:18 |
Derived Quantities
| Min Altitude | 1147.4 km |
| Mean Altitude | 19806.1 km |
| Peak Altitude | 38464.8 km |
Launched alongside
USA 21Orbital History
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