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Spacecraft information: SL-3 R/B
Launch Details
| Launched | 4 April 1977 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 9904 |
| COSPAR ID | 1977-024B |
| Observing |
Current orbital elements
| Inclination | 81.259° |
| Eccentricity | 0.00540 |
| RA ascending node | 18.212 hr |
| Argument perigee | 300.755° |
| Mean anomaly | 58.831° |
| Orbital period | 102.323 min |
| Epoch of osculation | 26 Mar 2026, 06:36 |
Derived Quantities
| Min Altitude | 836.6 km |
| Mean Altitude | 875.7 km |
| Peak Altitude | 914.9 km |
Orbital History
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