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Spacecraft information: COSMOS 1247 DEB
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 | 12984 |
| COSPAR ID | 1981-016F |
| Observing |
Current orbital elements
| Inclination | 69.575° |
| Eccentricity | 0.61101 |
| RA ascending node | 0.328 hr |
| Argument perigee | 337.789° |
| Mean anomaly | 4.157° |
| Orbital period | 710.505 min |
| Epoch of osculation | 16 Jul 2026, 02:15 |
Derived Quantities
| Min Altitude | 3888.9 km |
| Mean Altitude | 20004.8 km |
| Peak Altitude | 36120.6 km |
Orbital History
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