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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 | 82.617° |
| Eccentricity | 0.00173 |
| RA ascending node | 0.286 hr |
| Argument perihelion | 87.430° |
| Mean anomaly | 272.877° |
| Orbital period | 113.844 min |
| Epoch of osculation | 25 Mar 2023, 19:44 |
Derived Quantities
| Min Altitude | 1396.5 km |
| Mean Altitude | 1410.0 km |
| Peak Altitude | 1423.5 km |
Orbital History
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