Orbital elements of SL-12 R/B(2)
| Launched | 27 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 | 21135 |
| 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 |
| 2025 Oct 25 17:57 | 2025 Oct 23 17:13:29 | 12.1374 | 0.00248 | 22.2190 | 146.4085 | 261.0803 | 1.03432 | – |
| 2025 Oct 24 17:57 | 2025 Oct 23 17:13:29 | 12.1374 | 0.00248 | 22.2190 | 146.4085 | 261.0803 | 1.03432 | – |
| 2025 Oct 22 17:56 | 2025 Oct 18 06:34:28 | 12.1437 | 0.00250 | 22.2218 | 146.2841 | 261.0803 | 1.03432 | – |
| 2025 Oct 21 17:56 | 2025 Oct 18 06:34:28 | 12.1437 | 0.00250 | 22.2218 | 146.2841 | 261.0803 | 1.03432 | – |
| 2025 Oct 20 17:56 | 2025 Oct 18 06:34:28 | 12.1437 | 0.00250 | 22.2218 | 146.2841 | 261.0803 | 1.03432 | – |
| 2025 Oct 19 17:56 | 2025 Oct 18 06:34:28 | 12.1437 | 0.00250 | 22.2218 | 146.2841 | 261.0803 | 1.03432 | – |
| 2025 Oct 18 17:56 | 2025 Oct 18 06:34:28 | 12.1437 | 0.00250 | 22.2218 | 146.2841 | 261.0803 | 1.03432 | – |
| 2025 Oct 17 17:56 | 2025 Oct 07 12:14:31 | 12.1558 | 0.00251 | 22.2276 | 145.7859 | 261.0803 | 1.03432 | – |
| 2025 Oct 16 17:56 | 2025 Oct 07 12:14:31 | 12.1558 | 0.00251 | 22.2276 | 145.7859 | 261.0803 | 1.03432 | – |
| 2025 Oct 15 17:56 | 2025 Oct 07 12:14:31 | 12.1558 | 0.00251 | 22.2276 | 145.7859 | 261.0803 | 1.03432 | – |
| 2025 Oct 14 17:56 | 2025 Oct 07 12:14:31 | 12.1558 | 0.00251 | 22.2276 | 145.7859 | 261.0803 | 1.03432 | – |
| 2025 Oct 12 17:56 | 2025 Oct 07 12:14:31 | 12.1558 | 0.00251 | 22.2276 | 145.7859 | 261.0803 | 1.03432 | – |
| 2025 Oct 11 17:57 | 2025 Oct 07 12:14:31 | 12.1558 | 0.00251 | 22.2276 | 145.7859 | 261.0803 | 1.03432 | – |
| 2025 Oct 09 17:56 | 2025 Oct 07 12:14:31 | 12.1558 | 0.00251 | 22.2276 | 145.7859 | 261.0803 | 1.03432 | – |
| 2025 Oct 08 17:56 | 2025 Oct 07 12:14:31 | 12.1558 | 0.00251 | 22.2276 | 145.7859 | 261.0803 | 1.03432 | – |
| 2025 Oct 07 17:56 | 2025 Oct 07 12:14:31 | 12.1558 | 0.00251 | 22.2276 | 145.7859 | 261.0803 | 1.03432 | – |
| 2025 Oct 05 17:56 | 2025 Sep 25 12:43:40 | 12.1691 | 0.00254 | 22.2339 | 145.5655 | 261.0803 | 1.03432 | – |
| 2025 Oct 04 17:57 | 2025 Sep 25 12:43:40 | 12.1691 | 0.00254 | 22.2339 | 145.5655 | 261.0803 | 1.03432 | – |
| 2025 Oct 03 17:57 | 2025 Sep 25 12:43:40 | 12.1691 | 0.00254 | 22.2339 | 145.5655 | 261.0803 | 1.03432 | – |
| 2025 Oct 02 17:56 | 2025 Sep 25 12:43:40 | 12.1691 | 0.00254 | 22.2339 | 145.5655 | 261.0803 | 1.03432 | – |
| 2025 Sep 30 17:56 | 2025 Sep 25 12:43:40 | 12.1691 | 0.00254 | 22.2339 | 145.5655 | 261.0803 | 1.03432 | – |
| 2025 Sep 29 17:56 | 2025 Sep 25 12:43:40 | 12.1691 | 0.00254 | 22.2339 | 145.5655 | 261.0803 | 1.03432 | – |