Spacecraft information: COSMOS 1261 DEB
| 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 | 12893 |
| COSPAR ID | 1981-031F |
| Observing |
Current orbital elements
| Inclination | 64.504° |
| Eccentricity | 0.71259 |
| RA ascending node | 23.833 hr |
| Argument perigee | 26.366° |
| Mean anomaly | 356.636° |
| Orbital period | 716.008 min |
| Epoch of osculation | 14 Mar 2026, 22:52 |
Derived Quantities
| Min Altitude | 1248.7 km |
| Mean Altitude | 20140.8 km |
| Peak Altitude | 39032.9 km |
Orbital History
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