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Spacecraft information: 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 | 71.297° |
| Eccentricity | 0.55009 |
| RA ascending node | 2.174 hr |
| Argument perigee | 318.389° |
| Mean anomaly | 10.694° |
| Orbital period | 703.559 min |
| Epoch of osculation | 10 Mar 2026, 01:31 |
Derived Quantities
| Min Altitude | 5418.2 km |
| Mean Altitude | 19832.6 km |
| Peak Altitude | 34247.0 km |
Orbital History
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