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Spacecraft information: COSMOS 1766
Launch Details
| Launched | 27 July 1986 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 16881 |
| COSPAR ID | 1986-055A |
| Observing |
Current orbital elements
| Inclination | 82.490° |
| Eccentricity | 0.00042 |
| RA ascending node | 1.848 hr |
| Argument perigee | 249.987° |
| Mean anomaly | 110.094° |
| Orbital period | 92.631 min |
| Epoch of osculation | 26 May 2026, 04:35 |
Derived Quantities
| Min Altitude | 407.8 km |
| Mean Altitude | 410.6 km |
| Peak Altitude | 413.4 km |
Launched alongside
SL-14 R/BOrbital History
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