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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 | 90.223° |
| Eccentricity | 0.00280 |
| RA ascending node | 4.735 hr |
| Argument perigee | 32.932° |
| Mean anomaly | 120.931° |
| Orbital period | 104.607 min |
| Epoch of osculation | 16 May 2026, 06:36 |
Derived Quantities
| Min Altitude | 962.6 km |
| Mean Altitude | 983.2 km |
| Peak Altitude | 1003.7 km |
Orbital History
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