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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 | 82.493° |
| Eccentricity | 0.00065 |
| RA ascending node | 9.708 hr |
| Argument perigee | 305.875° |
| Mean anomaly | 54.189° |
| Orbital period | 92.980 min |
| Epoch of osculation | 02 Feb 2026, 08:11 |
Derived Quantities
| Min Altitude | 423.2 km |
| Mean Altitude | 427.6 km |
| Peak Altitude | 432.0 km |
Launched alongside
SL-14 R/BOrbital History
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