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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 | 0.00308 |
| RA ascending node | 5.179 hr |
| Argument perigee | 27.637° |
| Mean anomaly | 145.228° |
| Orbital period | 104.931 min |
| Epoch of osculation | 28 Jun 2025, 11:10 |
Derived Quantities
| Min Altitude | 975.6 km |
| Mean Altitude | 998.3 km |
| Peak Altitude | 1021.1 km |
Orbital History
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