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SL-12 R/B(2)
Launch Details
| Launched | 19 September 1977 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 11571 |
| COSPAR ID | 1977-092G |
| Observing |
Current orbital elements
| Inclination | 4.284° |
| Eccentricity | 0.00104 |
| RA ascending node | 18.260 hr |
| Argument perigee | 183.026° |
| Mean anomaly | 208.980° |
| Orbital period | 1421.772 min |
| Epoch of osculation | 27 Aug 2025, 12:41 |
Derived Quantities
| Min Altitude | 35469.5 km |
| Mean Altitude | 35512.9 km |
| Peak Altitude | 35556.2 km |
Orbital History
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