Orbital elements of SL-12 R/B(2)
| Launched | 25 November 1987 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18578 |
| 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 Jan 01 18:56 | 2025 Dec 31 13:13:42 | 11.0507 | 0.00232 | 21.8170 | 246.7687 | 296.4160 | 1.00570 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 13:13:42 | 11.0507 | 0.00232 | 21.8170 | 246.7687 | 296.4160 | 1.00570 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 12:50:56 | 11.0579 | 0.00233 | 21.8193 | 246.6894 | 296.4160 | 1.00570 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 12:50:56 | 11.0579 | 0.00233 | 21.8193 | 246.6894 | 296.4160 | 1.00570 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 12:50:56 | 11.0579 | 0.00233 | 21.8193 | 246.6894 | 296.4160 | 1.00570 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 12:50:56 | 11.0579 | 0.00233 | 21.8193 | 246.6894 | 296.4160 | 1.00570 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 12:50:56 | 11.0579 | 0.00233 | 21.8193 | 246.6894 | 296.4160 | 1.00570 | – |
| 2025 Dec 25 18:57 | 2025 Dec 19 15:55:02 | 11.0679 | 0.00236 | 21.8222 | 246.2698 | 296.4160 | 1.00570 | – |
| 2025 Dec 24 18:56 | 2025 Dec 19 15:55:02 | 11.0679 | 0.00236 | 21.8222 | 246.2698 | 296.4160 | 1.00570 | – |
| 2025 Dec 23 18:56 | 2025 Dec 19 15:55:02 | 11.0679 | 0.00236 | 21.8222 | 246.2698 | 296.4160 | 1.00570 | – |
| 2025 Dec 22 18:57 | 2025 Dec 19 15:55:02 | 11.0679 | 0.00236 | 21.8222 | 246.2698 | 296.4160 | 1.00570 | – |
| 2025 Dec 21 18:57 | 2025 Dec 19 15:55:02 | 11.0679 | 0.00236 | 21.8222 | 246.2698 | 296.4160 | 1.00570 | – |
| 2025 Dec 20 18:57 | 2025 Dec 19 15:55:02 | 11.0679 | 0.00236 | 21.8222 | 246.2698 | 296.4160 | 1.00570 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 04:07:04 | 11.0789 | 0.00237 | 21.8254 | 245.5157 | 296.4160 | 1.00570 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 04:07:04 | 11.0789 | 0.00237 | 21.8254 | 245.5157 | 296.4160 | 1.00570 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 04:07:04 | 11.0789 | 0.00237 | 21.8254 | 245.5157 | 296.4160 | 1.00570 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 04:07:04 | 11.0789 | 0.00237 | 21.8254 | 245.5157 | 296.4160 | 1.00570 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 04:07:04 | 11.0789 | 0.00237 | 21.8254 | 245.5157 | 296.4160 | 1.00570 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 04:07:04 | 11.0789 | 0.00237 | 21.8254 | 245.5157 | 296.4160 | 1.00570 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 04:07:04 | 11.0789 | 0.00237 | 21.8254 | 245.5157 | 296.4160 | 1.00570 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 04:07:04 | 11.0789 | 0.00237 | 21.8254 | 245.5157 | 296.4160 | 1.00570 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 04:14:53 | 11.0860 | 0.00237 | 21.8276 | 245.0815 | 296.4160 | 1.00570 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 04:14:53 | 11.0860 | 0.00237 | 21.8276 | 245.0815 | 296.4160 | 1.00570 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 04:14:53 | 11.0860 | 0.00237 | 21.8276 | 245.0815 | 296.4160 | 1.00570 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 04:14:53 | 11.0860 | 0.00237 | 21.8276 | 245.0815 | 296.4160 | 1.00570 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 04:14:53 | 11.0860 | 0.00237 | 21.8276 | 245.0815 | 296.4160 | 1.00570 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 06:05:09 | 11.0933 | 0.00238 | 21.8298 | 244.7935 | 296.4160 | 1.00570 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 06:05:09 | 11.0933 | 0.00238 | 21.8298 | 244.7935 | 296.4160 | 1.00570 | – |