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Spacecraft information: SL-8 R/B
Launch Details
| Launched | 27 April 1971 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 5181 |
| COSPAR ID | 1971-038B |
| Observing |
Current orbital elements
| Inclination | 74.003° |
| Eccentricity | 0.00559 |
| RA ascending node | 22.151 hr |
| Argument perigee | 228.056° |
| Mean anomaly | 150.307° |
| Orbital period | 109.027 min |
| Epoch of osculation | 08 Apr 2026, 14:28 |
Derived Quantities
| Min Altitude | 1146.6 km |
| Mean Altitude | 1188.9 km |
| Peak Altitude | 1231.2 km |
Launched alongside
COSMOS 409Orbital History
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