Spacecraft information: COSMOS 1247 DEB
| Launched | 18 February 1981 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 12984 |
| COSPAR ID | 1981-016F |
| Observing |
Current orbital elements
| Inclination | 69.154° |
| Eccentricity | 0.61684 |
| RA ascending node | 1.238 hr |
| Argument perigee | 344.220° |
| Mean anomaly | 3.099° |
| Orbital period | 710.552 min |
| Epoch of osculation | 17 Dec 2025, 09:38 |
Derived Quantities
| Min Altitude | 3735.6 km |
| Mean Altitude | 20005.9 km |
| Peak Altitude | 36276.3 km |
Orbital History
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