Orbital elements of SL-12 R/B(2)
| Launched | 19 September 1977 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 11571 |
| 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 May 05 17:57 | 2026 May 05 07:55:36 | 3.6378 | 0.00097 | 17.9941 | 180.2263 | 226.3545 | 1.01282 | – |
| 2026 May 04 17:57 | 2026 Apr 30 11:28:46 | 3.6506 | 0.00097 | 17.9995 | 179.8237 | 226.3545 | 1.01282 | – |
| 2026 May 03 17:57 | 2026 Apr 30 11:28:46 | 3.6506 | 0.00097 | 17.9995 | 179.8237 | 226.3545 | 1.01282 | – |
| 2026 May 02 17:57 | 2026 Apr 30 11:28:46 | 3.6506 | 0.00097 | 17.9995 | 179.8237 | 226.3545 | 1.01282 | – |
| 2026 May 01 17:56 | 2026 Apr 30 11:28:46 | 3.6506 | 0.00097 | 17.9995 | 179.8237 | 226.3545 | 1.01282 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 11:28:46 | 3.6506 | 0.00097 | 17.9995 | 179.8237 | 226.3545 | 1.01282 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 11:37:56 | 3.6662 | 0.00097 | 18.0060 | 179.2848 | 226.3545 | 1.01282 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 11:37:56 | 3.6662 | 0.00097 | 18.0060 | 179.2848 | 226.3545 | 1.01282 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 11:37:56 | 3.6662 | 0.00097 | 18.0060 | 179.2848 | 226.3545 | 1.01282 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 11:37:56 | 3.6662 | 0.00097 | 18.0060 | 179.2848 | 226.3545 | 1.01282 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 11:37:56 | 3.6662 | 0.00097 | 18.0060 | 179.2848 | 226.3545 | 1.01282 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 11:37:56 | 3.6662 | 0.00097 | 18.0060 | 179.2848 | 226.3545 | 1.01282 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 11:45:38 | 3.6788 | 0.00096 | 18.0114 | 178.7834 | 226.3545 | 1.01282 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 11:45:38 | 3.6788 | 0.00096 | 18.0114 | 178.7834 | 226.3545 | 1.01282 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 11:45:38 | 3.6788 | 0.00096 | 18.0114 | 178.7834 | 226.3545 | 1.01282 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 11:45:38 | 3.6788 | 0.00096 | 18.0114 | 178.7834 | 226.3545 | 1.01282 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 11:45:38 | 3.6788 | 0.00096 | 18.0114 | 178.7834 | 226.3545 | 1.01282 | – |
| 2026 Apr 18 17:56 | 2026 Apr 13 03:47:38 | 3.6950 | 0.00095 | 18.0183 | 178.2709 | 226.3545 | 1.01282 | – |
| 2026 Apr 16 17:57 | 2026 Apr 13 03:47:38 | 3.6950 | 0.00095 | 18.0183 | 178.2709 | 226.3545 | 1.01282 | – |
| 2026 Apr 14 17:57 | 2026 Apr 13 03:47:38 | 3.6950 | 0.00095 | 18.0183 | 178.2709 | 226.3545 | 1.01282 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 03:47:38 | 3.6950 | 0.00095 | 18.0183 | 178.2709 | 226.3545 | 1.01282 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 13:44:48 | 3.7070 | 0.00094 | 18.0232 | 177.9967 | 226.3545 | 1.01282 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 13:44:48 | 3.7070 | 0.00094 | 18.0232 | 177.9967 | 226.3545 | 1.01282 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 13:44:48 | 3.7070 | 0.00094 | 18.0232 | 177.9967 | 226.3545 | 1.01282 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 13:44:48 | 3.7070 | 0.00094 | 18.0232 | 177.9967 | 226.3545 | 1.01282 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 13:44:48 | 3.7070 | 0.00094 | 18.0232 | 177.9967 | 226.3545 | 1.01282 | – |