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SL-12 R/B
Launch Details
| Launched | 3 April 1991 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21220 |
| COSPAR ID | 1991-025F |
| Alternative names |
AUX MOTOR |
| Observing |
Current orbital elements
| Inclination | 65.061° |
| Eccentricity | 0.55628 |
| RA ascending node | 23.578 hr |
| Argument perigee | 132.819° |
| Mean anomaly | 289.954° |
| Orbital period | 324.332 min |
| Epoch of osculation | 06 Aug 2025, 17:40 |
Derived Quantities
| Min Altitude | 567.5 km |
| Mean Altitude | 9266.0 km |
| Peak Altitude | 17964.5 km |
Orbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.
Launched alongside
COSMOS 2139 COSMOS 2140 COSMOS 2141 SL-12 R/B(1) SL-12 R/B(2) SL-12 R/B SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB