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COSMOS 1998
Launch Details
| Launched | 9 February 1989 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 19789 |
| COSPAR ID | 1989-009E |
| Observing |
Current orbital elements
| Inclination | 82.613° |
| Eccentricity | 0.00172 |
| RA ascending node | 15.286 hr |
| Argument perigee | 120.714° |
| Mean anomaly | 239.565° |
| Orbital period | 113.841 min |
| Epoch of osculation | 09 May 2025, 06:59 |
Derived Quantities
| Min Altitude | 1396.4 km |
| Mean Altitude | 1409.8 km |
| Peak Altitude | 1423.2 km |
Orbital History
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