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SL-6 R/B(2)
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 | 12311 |
| COSPAR ID | 1981-016E |
| Observing |
Current orbital elements
| Inclination | 70.855° |
| Eccentricity | 0.55826 |
| RA ascending node | 2.812 hr |
| Argument perigee | 325.103° |
| Mean anomaly | 8.516° |
| Orbital period | 703.545 min |
| Epoch of osculation | 01 Sep 2025, 23:28 |
Derived Quantities
| Min Altitude | 5204.0 km |
| Mean Altitude | 19832.2 km |
| Peak Altitude | 34460.4 km |
Orbital History
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