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Spacecraft information: COSMOS 1856
Launch Details
| Launched | 15 June 1987 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18117 |
| COSPAR ID | 1987-051E |
| Observing |
Current orbital elements
| Inclination | 74.004° |
| Eccentricity | 0.00288 |
| RA ascending node | 5.188 hr |
| Argument perigee | 134.374° |
| Mean anomaly | 331.290° |
| Orbital period | 114.967 min |
| Epoch of osculation | 31 Dec 2025, 14:18 |
Derived Quantities
| Min Altitude | 1438.5 km |
| Mean Altitude | 1461.1 km |
| Peak Altitude | 1483.7 km |
Launched alongside
COSMOS 1852 COSMOS 1853 COSMOS 1854 COSMOS 1855 COSMOS 1857 COSMOS 1858 COSMOS 1859 SL-8 R/BOrbital History
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