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NAVSTAR 20
Launch Details
| Launched | 1 August 1990 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 20724 |
| COSPAR ID | 1990-068A |
| Alternative names |
USA 63 GPS BII-08 SVN 21 |
| Observing |
Current orbital elements
| Inclination | 54.368° |
| Eccentricity | 0.00383 |
| RA ascending node | 6.603 hr |
| Argument perigee | 317.891° |
| Mean anomaly | 225.304° |
| Orbital period | 769.288 min |
| Epoch of osculation | 15 Jul 2024, 04:35 |
Derived Quantities
| Min Altitude | 21333.5 km |
| Mean Altitude | 21440.2 km |
| Peak Altitude | 21546.8 km |
Orbital History
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