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 | 12892 |
| COSPAR ID | 1981-031E |
| Observing |
Current orbital elements
| Inclination | 62.176° |
| Eccentricity | 0.74954 |
| RA ascending node | 6.758 hr |
| Argument perigee | 45.579° |
| Mean anomaly | 355.432° |
| Orbital period | 714.412 min |
| Epoch of osculation | 12 Mar 2026, 15:25 |
Derived Quantities
| Min Altitude | 259.3 km |
| Mean Altitude | 20101.4 km |
| Peak Altitude | 39943.4 km |
Orbital History
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