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Spacecraft information: NAVSTAR 77
Launch Details
| Launched | 22 December 2018 |
| Flight ended | – |
| Status | Operational |
| Categories |
Search & Rescue (SARSAT)
GPS Operational Active satellites |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 43873 |
| COSPAR ID | 2018-109A |
| Alternative names |
USA 289 GPS BIII-1 GPS 3-1 SVN 74 PRN 04 SLOT F4 VESPUCCI |
| Observing |
Current orbital elements
| Inclination | 55.632° |
| Eccentricity | 0.00379 |
| RA ascending node | 6.358 hr |
| Argument perigee | 198.764° |
| Mean anomaly | 175.851° |
| Orbital period | 717.998 min |
| Epoch of osculation | 28 Mar 2026, 06:20 |
Derived Quantities
| Min Altitude | 20089.3 km |
| Mean Altitude | 20189.9 km |
| Peak Altitude | 20290.4 km |
Orbital History
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