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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 | 0.00544 |
| RA ascending node | 6.607 hr |
| Argument perigee | 124.621° |
| Mean anomaly | 236.010° |
| Orbital period | 102.326 min |
| Epoch of osculation | 15 Sep 2025, 00:38 |
Derived Quantities
| Min Altitude | 836.5 km |
| Mean Altitude | 875.9 km |
| Peak Altitude | 915.3 km |
Orbital History
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