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 May 11 17:56 | 2025 May 08 21:05:03 | 12.3263 | 0.00257 | 22.3099 | 137.4634 | 52.4360 | 1.03430 | – |
| 2025 May 10 17:56 | 2025 May 08 21:05:03 | 12.3263 | 0.00257 | 22.3099 | 137.4634 | 52.4360 | 1.03430 | – |
| 2025 May 09 17:57 | 2025 May 08 21:05:03 | 12.3263 | 0.00257 | 22.3099 | 137.4634 | 52.4360 | 1.03430 | – |
| 2025 May 08 17:56 | 2025 May 03 01:58:16 | 12.3330 | 0.00257 | 22.3130 | 137.1217 | 52.4360 | 1.03430 | – |
| 2025 May 07 17:56 | 2025 May 03 01:58:16 | 12.3330 | 0.00257 | 22.3130 | 137.1217 | 52.4360 | 1.03430 | – |
| 2025 May 06 17:57 | 2025 May 03 01:58:16 | 12.3330 | 0.00257 | 22.3130 | 137.1217 | 52.4360 | 1.03430 | – |
| 2025 May 05 17:56 | 2025 May 03 01:58:16 | 12.3330 | 0.00257 | 22.3130 | 137.1217 | 52.4360 | 1.03430 | – |
| 2025 May 04 17:57 | 2025 May 03 01:58:16 | 12.3330 | 0.00257 | 22.3130 | 137.1217 | 52.4360 | 1.03430 | – |
| 2025 May 03 17:57 | 2025 May 03 01:58:16 | 12.3330 | 0.00257 | 22.3130 | 137.1217 | 52.4360 | 1.03430 | – |
| 2025 May 01 17:56 | 2025 Apr 22 10:04:16 | 12.3450 | 0.00255 | 22.3188 | 136.6756 | 52.4360 | 1.03430 | – |
| 2025 Apr 30 17:56 | 2025 Apr 22 10:04:16 | 12.3450 | 0.00255 | 22.3188 | 136.6756 | 52.4360 | 1.03430 | – |
| 2025 Apr 29 17:57 | 2025 Apr 22 10:04:16 | 12.3450 | 0.00255 | 22.3188 | 136.6756 | 52.4360 | 1.03430 | – |
| 2025 Apr 27 17:56 | 2025 Apr 22 10:04:16 | 12.3450 | 0.00255 | 22.3188 | 136.6756 | 52.4360 | 1.03430 | – |
| 2025 Apr 26 17:57 | 2025 Apr 22 10:04:16 | 12.3450 | 0.00255 | 22.3188 | 136.6756 | 52.4360 | 1.03430 | – |
| 2025 Apr 25 17:56 | 2025 Apr 22 10:04:16 | 12.3450 | 0.00255 | 22.3188 | 136.6756 | 52.4360 | 1.03430 | – |
| 2025 Apr 24 17:56 | 2025 Apr 22 10:04:16 | 12.3450 | 0.00255 | 22.3188 | 136.6756 | 52.4360 | 1.03430 | – |
| 2025 Apr 23 17:57 | 2025 Apr 22 10:04:16 | 12.3450 | 0.00255 | 22.3188 | 136.6756 | 52.4360 | 1.03430 | – |
| 2025 Apr 22 17:56 | 2025 Apr 22 10:04:16 | 12.3450 | 0.00255 | 22.3188 | 136.6756 | 52.4360 | 1.03430 | – |
| 2025 Apr 21 17:57 | 2025 Apr 15 16:37:41 | 12.3526 | 0.00254 | 22.3223 | 136.6199 | 52.4360 | 1.03430 | – |
| 2025 Apr 20 17:56 | 2025 Apr 15 16:37:41 | 12.3526 | 0.00254 | 22.3223 | 136.6199 | 52.4360 | 1.03430 | – |
| 2025 Apr 19 17:56 | 2025 Apr 15 16:37:41 | 12.3526 | 0.00254 | 22.3223 | 136.6199 | 52.4360 | 1.03430 | – |
| 2025 Apr 18 17:57 | 2025 Apr 15 16:37:41 | 12.3526 | 0.00254 | 22.3223 | 136.6199 | 52.4360 | 1.03430 | – |
| 2025 Apr 17 17:56 | 2025 Apr 15 16:37:41 | 12.3526 | 0.00254 | 22.3223 | 136.6199 | 52.4360 | 1.03430 | – |
| 2025 Apr 16 17:57 | 2025 Apr 15 16:37:41 | 12.3526 | 0.00254 | 22.3223 | 136.6199 | 52.4360 | 1.03430 | – |
| 2025 Apr 15 17:56 | 2025 Apr 10 18:58:14 | 12.3582 | 0.00254 | 22.3249 | 136.4996 | 52.4360 | 1.03430 | – |
| 2025 Apr 14 17:56 | 2025 Apr 10 18:58:14 | 12.3582 | 0.00254 | 22.3249 | 136.4996 | 52.4360 | 1.03430 | – |