Orbital elements of SL-12 R/B(2)
| Launched | 13 February 1991 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21129 |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| 2026 Mar 20 18:57 | 2026 Mar 20 08:58:17 | 13.2135 | 0.00170 | 22.8659 | 233.2104 | 307.7329 | 1.00121 | – |
| 2026 Mar 19 18:56 | 2026 Mar 15 08:49:38 | 13.2167 | 0.00172 | 22.8682 | 233.4546 | 307.7329 | 1.00121 | – |
| 2026 Mar 18 18:56 | 2026 Mar 15 08:49:38 | 13.2167 | 0.00172 | 22.8682 | 233.4546 | 307.7329 | 1.00121 | – |
| 2026 Mar 17 18:56 | 2026 Mar 15 08:49:38 | 13.2167 | 0.00172 | 22.8682 | 233.4546 | 307.7329 | 1.00121 | – |
| 2026 Mar 16 18:57 | 2026 Mar 15 08:49:38 | 13.2167 | 0.00172 | 22.8682 | 233.4546 | 307.7329 | 1.00121 | – |
| 2026 Mar 15 18:56 | 2026 Mar 15 08:49:38 | 13.2167 | 0.00172 | 22.8682 | 233.4546 | 307.7329 | 1.00121 | – |
| 2026 Mar 14 18:56 | 2026 Mar 10 10:03:37 | 13.2200 | 0.00172 | 22.8704 | 233.1579 | 307.7329 | 1.00121 | – |
| 2026 Mar 13 18:57 | 2026 Mar 10 10:03:37 | 13.2200 | 0.00172 | 22.8704 | 233.1579 | 307.7329 | 1.00121 | – |
| 2026 Mar 12 18:57 | 2026 Mar 10 10:03:37 | 13.2200 | 0.00172 | 22.8704 | 233.1579 | 307.7329 | 1.00121 | – |
| 2026 Mar 11 18:56 | 2026 Mar 10 10:03:37 | 13.2200 | 0.00172 | 22.8704 | 233.1579 | 307.7329 | 1.00121 | – |
| 2026 Mar 10 18:56 | 2026 Mar 10 10:03:37 | 13.2200 | 0.00172 | 22.8704 | 233.1579 | 307.7329 | 1.00121 | – |
| 2026 Mar 09 18:56 | 2026 Mar 04 08:57:38 | 13.2241 | 0.00173 | 22.8732 | 232.7631 | 307.7329 | 1.00121 | – |
| 2026 Mar 08 18:57 | 2026 Mar 04 08:57:38 | 13.2241 | 0.00173 | 22.8732 | 232.7631 | 307.7329 | 1.00121 | – |
| 2026 Mar 07 18:57 | 2026 Mar 04 08:57:38 | 13.2241 | 0.00173 | 22.8732 | 232.7631 | 307.7329 | 1.00121 | – |
| 2026 Mar 06 18:56 | 2026 Mar 04 08:57:38 | 13.2241 | 0.00173 | 22.8732 | 232.7631 | 307.7329 | 1.00121 | – |
| 2026 Mar 05 18:56 | 2026 Mar 04 08:57:38 | 13.2241 | 0.00173 | 22.8732 | 232.7631 | 307.7329 | 1.00121 | – |
| 2026 Mar 04 18:57 | 2026 Mar 04 08:57:38 | 13.2241 | 0.00173 | 22.8732 | 232.7631 | 307.7329 | 1.00121 | – |
| 2026 Mar 03 18:56 | 2026 Feb 26 10:23:51 | 13.2279 | 0.00173 | 22.8759 | 232.5739 | 307.7329 | 1.00121 | – |
| 2026 Mar 02 18:57 | 2026 Feb 26 10:23:51 | 13.2279 | 0.00173 | 22.8759 | 232.5739 | 307.7329 | 1.00121 | – |
| 2026 Mar 01 18:57 | 2026 Feb 26 10:23:51 | 13.2279 | 0.00173 | 22.8759 | 232.5739 | 307.7329 | 1.00121 | – |
| 2026 Feb 28 18:56 | 2026 Feb 26 10:23:51 | 13.2279 | 0.00173 | 22.8759 | 232.5739 | 307.7329 | 1.00121 | – |
| 2026 Feb 27 19:05 | 2026 Feb 26 10:23:51 | 13.2279 | 0.00173 | 22.8759 | 232.5739 | 307.7329 | 1.00121 | – |
| 2026 Feb 26 20:45 | 2026 Feb 26 10:23:51 | 13.2279 | 0.00173 | 22.8759 | 232.5739 | 307.7329 | 1.00121 | – |