Spacecraft information: SECOR 1B
| Launched | 10 January 1964 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 729 |
| COSPAR ID | 1964-001C |
| Observing |
Current orbital elements
| Inclination | 69.898° |
| Eccentricity | 0.00141 |
| RA ascending node | 6.370 hr |
| Argument perigee | 186.561° |
| Mean anomaly | 173.531° |
| Orbital period | 103.210 min |
| Epoch of osculation | 02 Apr 2026, 07:55 |
Derived Quantities
| Min Altitude | 907.2 km |
| Mean Altitude | 917.5 km |
| Peak Altitude | 927.8 km |
Orbital History
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