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Spacecraft information: COSMOS 1660
Launch Details
| Launched | 13 June 1985 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 15821 |
| COSPAR ID | 1985-047A |
| Observing |
Current orbital elements
| Inclination | 73.623° |
| Eccentricity | 0.00270 |
| RA ascending node | 17.146 hr |
| Argument perigee | 145.590° |
| Mean anomaly | 278.182° |
| Orbital period | 116.054 min |
| Epoch of osculation | 24 Apr 2026, 12:25 |
Derived Quantities
| Min Altitude | 1489.1 km |
| Mean Altitude | 1510.4 km |
| Peak Altitude | 1531.7 km |
Orbital History
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