Spacecraft information: COSMOS 1999
| 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 | 82.618° |
| Eccentricity | 0.00186 |
| RA ascending node | 22.493 hr |
| Argument perigee | 260.270° |
| Mean anomaly | 127.547° |
| Orbital period | 113.766 min |
| Epoch of osculation | 31 May 2026, 12:15 |
Derived Quantities
| Min Altitude | 1392.0 km |
| Mean Altitude | 1406.4 km |
| Peak Altitude | 1420.9 km |
Orbital History
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