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 | 62.091° |
| Eccentricity | 0.69119 |
| RA ascending node | 5.089 hr |
| Argument perigee | 48.610° |
| Mean anomaly | 353.031° |
| Orbital period | 507.485 min |
| Epoch of osculation | 27 Jul 2026, 15:29 |
Derived Quantities
| Min Altitude | 137.2 km |
| Mean Altitude | 14704.4 km |
| Peak Altitude | 29271.6 km |
Orbital History
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