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Spacecraft information: GREB
Launch Details
| Launched | 10 January 1964 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 731 |
| COSPAR ID | 1964-001E |
| Observing |
Current orbital elements
| Inclination | 69.906° |
| Eccentricity | 0.00170 |
| RA ascending node | 20.571 hr |
| Argument perigee | 268.670° |
| Mean anomaly | 91.245° |
| Orbital period | 103.132 min |
| Epoch of osculation | 12 Dec 2025, 07:30 |
Derived Quantities
| Min Altitude | 901.4 km |
| Mean Altitude | 913.9 km |
| Peak Altitude | 926.3 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.