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Spacecraft information: CALSPHERE 1
Launch Details
| Launched | 5 October 1964 |
| Flight ended | – |
| Status | Operational |
| Categories |
Radar Calibration
Active satellites |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 900 |
| COSPAR ID | 1964-063C |
| Observing |
Current orbital elements
| Inclination | 90.220° |
| Eccentricity | 0.00276 |
| RA ascending node | 4.513 hr |
| Argument perigee | 106.792° |
| Mean anomaly | 314.182° |
| Orbital period | 104.622 min |
| Epoch of osculation | 23 Dec 2025, 04:18 |
Derived Quantities
| Min Altitude | 963.6 km |
| Mean Altitude | 983.9 km |
| Peak Altitude | 1004.2 km |
Orbital History
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