Spacecraft information: NAVSTAR 31
| Launched | 29 March 1993 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 22581 |
| COSPAR ID | 1993-017A |
| Alternative names |
USA 90 GPS BIIA-19 SVN 31 |
| Observing |
Current orbital elements
| Inclination | 54.261° |
| Eccentricity | 0.00020 |
| RA ascending node | 20.204 hr |
| Argument perigee | 73.074° |
| Mean anomaly | 94.960° |
| Orbital period | 762.120 min |
| Epoch of osculation | 01 Feb 2026, 03:02 |
Derived Quantities
| Min Altitude | 21261.7 km |
| Mean Altitude | 21267.2 km |
| Peak Altitude | 21272.7 km |
Orbital History
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