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VANGUARD R/B
Launch Details
| Launched | 16 March 1958 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 16 |
| COSPAR ID | 1958-002A |
| Observing |
Current orbital elements
| Inclination | 34.259° |
| Eccentricity | 0.20250 |
| RA ascending node | 11.462 hr |
| Argument perigee | 40.921° |
| Mean anomaly | 332.695° |
| Orbital period | 137.232 min |
| Epoch of osculation | 16 Jul 2024, 07:31 |
Derived Quantities
| Min Altitude | 657.5 km |
| Mean Altitude | 2442.1 km |
| Peak Altitude | 4226.8 km |
Orbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.