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COSMOS 1999
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 | 19790 |
| COSPAR ID | 1989-009F |
| Observing |
Current orbital elements
| Inclination | 82.622° |
| Eccentricity | 0.00193 |
| RA ascending node | 10.273 hr |
| Argument perigee | 168.897° |
| Mean anomaly | 255.830° |
| Orbital period | 113.767 min |
| Epoch of osculation | 27 Aug 2025, 20:43 |
Derived Quantities
| Min Altitude | 1391.5 km |
| Mean Altitude | 1406.5 km |
| Peak Altitude | 1421.5 km |
Orbital History
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