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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 | 82.487° |
| Eccentricity | 0.00093 |
| RA ascending node | 5.185 hr |
| Argument perigee | 80.158° |
| Mean anomaly | 280.073° |
| Orbital period | 92.764 min |
| Epoch of osculation | 08 Apr 2026, 09:30 |
Derived Quantities
| Min Altitude | 410.8 km |
| Mean Altitude | 417.1 km |
| Peak Altitude | 423.4 km |
Launched alongside
SL-14 R/BOrbital History
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