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Spacecraft information: SL-8 R/B
Launch Details
| Launched | 24 May 1977 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 10020 |
| COSPAR ID | 1977-039B |
| Observing |
Current orbital elements
| Inclination | 82.944° |
| Eccentricity | 0.00316 |
| RA ascending node | 6.189 hr |
| Argument perigee | 150.561° |
| Mean anomaly | 209.734° |
| Orbital period | 104.469 min |
| Epoch of osculation | 26 May 2026, 06:00 |
Derived Quantities
| Min Altitude | 953.5 km |
| Mean Altitude | 976.7 km |
| Peak Altitude | 999.9 km |
Launched alongside
COSMOS 911Orbital History
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