Orbital elements of SL-8 R/B
| Launched | 15 January 1981 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 12139 |
| 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 Mar 09 18:56 | 2026 Mar 08 16:13:43 | 82.9386 | 0.02623 | 19.3974 | 182.1568 | 177.8561 | 15.10931 | 4.743 |
| 2026 Mar 08 18:57 | 2026 Mar 08 01:55:23 | 82.9386 | 0.02623 | 19.4341 | 184.2241 | 177.8561 | 15.10931 | 4.743 |
| 2026 Mar 07 18:57 | 2026 Mar 07 14:47:47 | 82.9381 | 0.02624 | 19.4628 | 185.8375 | 177.8561 | 15.10931 | 4.743 |
| 2026 Mar 06 18:56 | 2026 Mar 06 08:35:39 | 82.9381 | 0.02625 | 19.5403 | 190.2065 | 177.8561 | 15.10931 | 4.743 |
| 2026 Mar 05 18:56 | 2026 Mar 05 15:06:29 | 82.9382 | 0.02626 | 19.5853 | 192.7413 | 177.8561 | 15.10931 | 4.743 |
| 2026 Mar 04 18:57 | 2026 Mar 04 13:40:24 | 82.9388 | 0.02627 | 19.6506 | 196.4181 | 177.8561 | 15.10931 | 4.743 |
| 2026 Mar 03 18:56 | 2026 Mar 03 02:41:57 | 82.9392 | 0.02627 | 19.7404 | 201.4811 | 177.8561 | 15.10931 | 4.743 |
| 2026 Mar 02 18:57 | 2026 Mar 02 15:34:15 | 82.9395 | 0.02627 | 19.7689 | 203.0920 | 177.8561 | 15.10931 | 4.743 |
| 2026 Mar 01 18:57 | 2026 Mar 01 03:00:18 | 82.9401 | 0.02628 | 19.8628 | 208.3837 | 177.8561 | 15.10931 | 4.743 |
| 2026 Feb 28 18:56 | 2026 Feb 28 09:31:00 | 82.9403 | 0.02628 | 19.9077 | 210.9135 | 177.8561 | 15.10931 | 4.743 |
| 2026 Feb 27 19:05 | 2026 Feb 27 03:18:31 | 82.9399 | 0.02627 | 19.9852 | 215.2936 | 177.8561 | 15.10931 | 4.743 |
| 2026 Feb 26 20:45 | 2026 Feb 26 14:35:22 | 82.9400 | 0.02627 | 20.0178 | 217.1397 | 177.8561 | 15.10931 | 4.743 |