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Spacecraft information: SL-8 R/B
Launch Details
| Launched | 18 May 1977 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 10011 |
| COSPAR ID | 1977-036B |
| Observing |
Current orbital elements
| Inclination | 65.866° |
| Eccentricity | 0.06920 |
| RA ascending node | 20.501 hr |
| Argument perigee | 79.535° |
| Mean anomaly | 81.844° |
| Orbital period | 116.858 min |
| Epoch of osculation | 26 Feb 2026, 01:36 |
Derived Quantities
| Min Altitude | 998.8 km |
| Mean Altitude | 1546.7 km |
| Peak Altitude | 2094.6 km |
Orbital History
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