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 | 62.148° |
| Eccentricity | 0.74715 |
| RA ascending node | 7.763 hr |
| Argument perigee | 43.965° |
| Mean anomaly | 355.213° |
| Orbital period | 718.822 min |
| Epoch of osculation | 11 Dec 2025, 11:44 |
Derived Quantities
| Min Altitude | 350.1 km |
| Mean Altitude | 20210.2 km |
| Peak Altitude | 40070.3 km |
Orbital History
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