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COSMOS 1247
Launch Details
| 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 | 12303 |
| COSPAR ID | 1981-016A |
| Observing |
Current orbital elements
| Inclination | 68.766° |
| Eccentricity | 0.62904 |
| RA ascending node | 1.026 hr |
| Argument perigee | 347.672° |
| Mean anomaly | 2.071° |
| Orbital period | 711.123 min |
| Epoch of osculation | 29 Aug 2025, 06:30 |
Derived Quantities
| Min Altitude | 3419.0 km |
| Mean Altitude | 20020.1 km |
| Peak Altitude | 36621.1 km |
Orbital History
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