| Official name | SL-12 R/B(2) |
| Alternative name | Blok-DM-2M (Proton-K/DM-2M) |
| Cospar ID | 1997-076D |
| Norad ID | 25074 |
| Launch date | 1997-12-02 |
| Launch site | TTMTR |
| Launch vehicle | Proton-K Blok-DM3 |
| RCS size | LARGE |
| Decay date | ON ORBIT |
| Period (min) | 837.47 |
| Inclination (deg) | 13.3 |
| Perigee (km) | 10232 |
| Apogee (km) | 35874 |
| Eccentricity | 0.556153212163276 |
| Mean motion (revs. per day) | 1.71946457783562 |
| Semi-Major axis (km) | 29431.135 |
| Raan (deg) | 41.6348 |
| Arg of perigee (deg) | 355.7308 |
| Shape | Cyl + 1 Nozzle |
| Mass (kg) | 2120.91 |
| Diameter (m) | 3.7 |
| Height (m) | 6.27 |
| Span (m^2) | 6.27 |
