Orbital elements of SL-12 R/B(2)
| Launched | 20 February 1985 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 15581 |
| 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 Dec 27 18:57 | 2025 Dec 26 03:06:41 | 9.9529 | 0.00260 | 21.1600 | 255.1460 | 240.3578 | 0.99407 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 03:06:41 | 9.9529 | 0.00260 | 21.1600 | 255.1460 | 240.3578 | 0.99407 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 06:14:11 | 9.9638 | 0.00262 | 21.1625 | 254.8322 | 240.3578 | 0.99407 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 06:14:11 | 9.9638 | 0.00262 | 21.1625 | 254.8322 | 240.3578 | 0.99407 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 06:14:11 | 9.9638 | 0.00262 | 21.1625 | 254.8322 | 240.3578 | 0.99407 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 06:14:11 | 9.9638 | 0.00262 | 21.1625 | 254.8322 | 240.3578 | 0.99407 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 06:14:11 | 9.9638 | 0.00262 | 21.1625 | 254.8322 | 240.3578 | 0.99407 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 06:14:11 | 9.9638 | 0.00262 | 21.1625 | 254.8322 | 240.3578 | 0.99407 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 04:53:30 | 9.9788 | 0.00262 | 21.1658 | 254.1567 | 240.3578 | 0.99407 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 04:53:30 | 9.9788 | 0.00262 | 21.1658 | 254.1567 | 240.3578 | 0.99407 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 04:53:30 | 9.9788 | 0.00262 | 21.1658 | 254.1567 | 240.3578 | 0.99407 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 04:53:30 | 9.9788 | 0.00262 | 21.1658 | 254.1567 | 240.3578 | 0.99407 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 04:53:30 | 9.9788 | 0.00262 | 21.1658 | 254.1567 | 240.3578 | 0.99407 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 04:53:30 | 9.9788 | 0.00262 | 21.1658 | 254.1567 | 240.3578 | 0.99407 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 04:53:30 | 9.9788 | 0.00262 | 21.1658 | 254.1567 | 240.3578 | 0.99407 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 04:53:30 | 9.9788 | 0.00262 | 21.1658 | 254.1567 | 240.3578 | 0.99407 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 03:24:35 | 9.9880 | 0.00262 | 21.1680 | 253.7739 | 240.3578 | 0.99407 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 03:24:35 | 9.9880 | 0.00262 | 21.1680 | 253.7739 | 240.3578 | 0.99407 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 03:24:35 | 9.9880 | 0.00262 | 21.1680 | 253.7739 | 240.3578 | 0.99407 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 03:24:35 | 9.9880 | 0.00262 | 21.1680 | 253.7739 | 240.3578 | 0.99407 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 03:24:35 | 9.9880 | 0.00262 | 21.1680 | 253.7739 | 240.3578 | 0.99407 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 03:37:56 | 9.9970 | 0.00263 | 21.1702 | 253.5560 | 240.3578 | 0.99407 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 03:37:56 | 9.9970 | 0.00263 | 21.1702 | 253.5560 | 240.3578 | 0.99407 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 03:37:56 | 9.9970 | 0.00263 | 21.1702 | 253.5560 | 240.3578 | 0.99407 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 03:37:56 | 9.9970 | 0.00263 | 21.1702 | 253.5560 | 240.3578 | 0.99407 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 03:37:56 | 9.9970 | 0.00263 | 21.1702 | 253.5560 | 240.3578 | 0.99407 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 02:13:45 | 10.0099 | 0.00264 | 21.1732 | 253.1971 | 240.3578 | 0.99407 | – |