Spacecraft information: USA 31
| Launched | 1 September 1988 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 19458 |
| COSPAR ID | 1988-077A |
| Observing |
Current orbital elements
| Inclination | 27.278° |
| Eccentricity | 0.72921 |
| RA ascending node | 4.298 hr |
| Argument perigee | 91.778° |
| Mean anomaly | 344.674° |
| Orbital period | 716.933 min |
| Epoch of osculation | 10 Dec 2025, 15:20 |
Derived Quantities
| Min Altitude | 814.3 km |
| Mean Altitude | 20163.6 km |
| Peak Altitude | 39512.9 km |
Launched alongside
TITAN 34D R/B(1) TITAN 34D TRANSTAGE R/B TITAN 34D TRANSTAGE DEB TITAN 34D TRANSTAGE DEB TITAN 34D TRANSTAGE DEB TITAN 34D TRANSTAGE DEB TITAN 34D TRANSTAGE DEB TITAN 34D TRANSTAGE DEB TITAN 34D TRANSTAGE DEB TITAN 34D TRANSTAGE DEB TITAN 34D TRANSTAGE DEB TITAN 34D TRANSTAGE DEB TITAN 34D TRANSTAGE DEB TITAN 34D TRANSTAGE DEB TITAN 34D TRANSTAGE DEB TITAN 34D TRANSTAGE DEB TITAN 34D TRANSTAGE DEB TITAN 34D TRANSTAGE DEB TITAN 34D TRANSTAGE DEBOrbital History
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