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Spacecraft information: COSMOS 1777
Launch Details
| Launched | 9 September 1986 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 16952 |
| COSPAR ID | 1986-070A |
| Observing |
Current orbital elements
| Inclination | 74.005° |
| Eccentricity | 0.00255 |
| RA ascending node | 1.295 hr |
| Argument perigee | 161.083° |
| Mean anomaly | 199.127° |
| Orbital period | 100.411 min |
| Epoch of osculation | 12 Aug 2026, 14:00 |
Derived Quantities
| Min Altitude | 766.9 km |
| Mean Altitude | 785.2 km |
| Peak Altitude | 803.4 km |
Launched alongside
SL-8 R/BOrbital History
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