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COSMOS 1261 DEB
Launch Details
| Launched | 30 March 1981 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 12894 |
| COSPAR ID | 1981-031G |
| Observing |
Current orbital elements
| Inclination | 69.460° |
| Eccentricity | 0.57974 |
| RA ascending node | 7.116 hr |
| Argument perigee | 356.403° |
| Mean anomaly | 150.124° |
| Orbital period | 718.652 min |
| Epoch of osculation | 10 Oct 2025, 03:19 |
Derived Quantities
| Min Altitude | 4798.2 km |
| Mean Altitude | 20206.0 km |
| Peak Altitude | 35613.8 km |
Orbital History
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