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Spacecraft information: NAVSTAR 4
Launch Details
| Launched | 10 December 1978 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 11141 |
| COSPAR ID | 1978-112A |
| Alternative names |
OPS 5114 GPS BI-04 SVN 04 |
| Observing |
Current orbital elements
| Inclination | 63.721° |
| Eccentricity | 0.01458 |
| RA ascending node | 4.762 hr |
| Argument perigee | 50.831° |
| Mean anomaly | 133.074° |
| Orbital period | 746.518 min |
| Epoch of osculation | 11 Jul 2026, 04:05 |
Derived Quantities
| Min Altitude | 20491.2 km |
| Mean Altitude | 20888.7 km |
| Peak Altitude | 21286.2 km |
Launched alongside
ATLAS F R/BOrbital History
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