Orbital elements of SL-12 R/B(2)
| Launched | 15 March 1984 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 15139 |
| 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 Sep 15 17:56 | 2025 Sep 14 21:37:15 | 7.5893 | 0.00178 | 20.2048 | 45.5746 | 121.8043 | 1.01425 | – |
| 2025 Sep 12 17:57 | 2025 Sep 02 21:43:36 | 7.6146 | 0.00178 | 20.2108 | 45.3088 | 121.8043 | 1.01425 | – |
| 2025 Sep 11 17:57 | 2025 Sep 02 21:43:36 | 7.6146 | 0.00178 | 20.2108 | 45.3088 | 121.8043 | 1.01425 | – |
| 2025 Sep 10 17:56 | 2025 Sep 02 21:43:36 | 7.6146 | 0.00178 | 20.2108 | 45.3088 | 121.8043 | 1.01425 | – |
| 2025 Sep 08 17:57 | 2025 Sep 02 21:43:36 | 7.6146 | 0.00178 | 20.2108 | 45.3088 | 121.8043 | 1.01425 | – |
| 2025 Sep 07 17:56 | 2025 Sep 02 21:43:36 | 7.6146 | 0.00178 | 20.2108 | 45.3088 | 121.8043 | 1.01425 | – |
| 2025 Sep 06 20:41 | 2025 Sep 02 21:43:36 | 7.6146 | 0.00178 | 20.2108 | 45.3088 | 121.8043 | 1.01425 | – |
| 2025 Sep 03 17:57 | 2025 Sep 02 21:43:36 | 7.6146 | 0.00178 | 20.2108 | 45.3088 | 121.8043 | 1.01425 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 21:26:47 | 7.6275 | 0.00178 | 20.2138 | 45.9793 | 121.8043 | 1.01425 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 21:26:47 | 7.6275 | 0.00178 | 20.2138 | 45.9793 | 121.8043 | 1.01425 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 21:26:47 | 7.6275 | 0.00178 | 20.2138 | 45.9793 | 121.8043 | 1.01425 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 21:26:47 | 7.6275 | 0.00178 | 20.2138 | 45.9793 | 121.8043 | 1.01425 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 21:26:47 | 7.6275 | 0.00178 | 20.2138 | 45.9793 | 121.8043 | 1.01425 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 21:26:47 | 7.6275 | 0.00178 | 20.2138 | 45.9793 | 121.8043 | 1.01425 | – |
| 2025 Aug 27 17:56 | 2025 Aug 21 18:10:33 | 7.6406 | 0.00177 | 20.2168 | 46.3340 | 121.8043 | 1.01425 | – |
| 2025 Aug 26 17:56 | 2025 Aug 21 18:10:33 | 7.6406 | 0.00177 | 20.2168 | 46.3340 | 121.8043 | 1.01425 | – |
| 2025 Aug 25 17:56 | 2025 Aug 21 18:10:33 | 7.6406 | 0.00177 | 20.2168 | 46.3340 | 121.8043 | 1.01425 | – |
| 2025 Aug 24 17:56 | 2025 Aug 21 18:10:33 | 7.6406 | 0.00177 | 20.2168 | 46.3340 | 121.8043 | 1.01425 | – |
| 2025 Aug 23 17:56 | 2025 Aug 21 18:10:33 | 7.6406 | 0.00177 | 20.2168 | 46.3340 | 121.8043 | 1.01425 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 21:35:43 | 7.6486 | 0.00178 | 20.2188 | 46.4598 | 121.8043 | 1.01425 | – |