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GPS 23
Launch Details
| Launched | 22 June 2004 |
| Flight ended | – |
| Status | Backup/Standby |
| Category |
Active satellites
|
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 28361 |
| COSPAR ID | 2004-023A |
| Alternative names |
USA 178 NAVSTAR 55 GPS BIIR-12 SVN 60 |
| Observing |
Current orbital elements
| Inclination | 54.673° |
| Eccentricity | 0.01545 |
| RA ascending node | 6.529 hr |
| Argument perigee | 293.955° |
| Mean anomaly | 67.278° |
| Orbital period | 717.960 min |
| Epoch of osculation | 12 Sep 2025, 10:27 |
Derived Quantities
| Min Altitude | 19778.5 km |
| Mean Altitude | 20188.9 km |
| Peak Altitude | 20599.4 km |
Orbital History
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