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COSMOS 689
Launch Details
| Launched | 17 October 1974 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 7476 |
| COSPAR ID | 1974-079A |
| Observing |
Current orbital elements
| Inclination | 82.942° |
| Eccentricity | 0.00288 |
| RA ascending node | 20.977 hr |
| Argument perigee | 282.893° |
| Mean anomaly | 197.655° |
| Orbital period | 104.929 min |
| Epoch of osculation | 12 Dec 2025, 06:30 |
Derived Quantities
| Min Altitude | 977.1 km |
| Mean Altitude | 998.3 km |
| Peak Altitude | 1019.5 km |
Orbital History
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