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 Apr 14 17:57 | 2026 Apr 14 09:53:53 | 82.9368 | 0.02576 | 17.1299 | 54.5362 | 307.9616 | 15.12560 | 4.743 |
| 2026 Apr 13 17:57 | 2026 Apr 13 03:43:53 | 82.9369 | 0.02578 | 17.2076 | 58.9189 | 307.9616 | 15.12560 | 4.743 |
| 2026 Apr 12 17:57 | 2026 Apr 12 10:15:58 | 82.9371 | 0.02579 | 17.2525 | 61.4550 | 307.9616 | 15.12560 | 4.743 |
| 2026 Apr 11 17:57 | 2026 Apr 11 10:26:59 | 82.9373 | 0.02581 | 17.3139 | 64.9139 | 307.9616 | 15.12560 | 4.743 |
| 2026 Apr 10 17:58 | 2026 Apr 10 04:16:53 | 82.9374 | 0.02584 | 17.3915 | 69.2935 | 307.9616 | 15.12560 | 4.743 |
| 2026 Apr 09 18:01 | 2026 Apr 08 22:06:43 | 82.9369 | 0.02586 | 17.4691 | 73.6636 | 307.9616 | 15.12560 | 4.743 |
| 2026 Apr 08 17:57 | 2026 Apr 08 04:38:42 | 82.9365 | 0.02588 | 17.5141 | 76.2023 | 307.9616 | 15.12560 | 4.743 |
| 2026 Apr 07 17:57 | 2026 Apr 06 22:28:27 | 82.9359 | 0.02591 | 17.5917 | 80.5553 | 307.9616 | 15.12560 | 4.743 |
| 2026 Apr 06 17:57 | 2026 Apr 05 22:39:15 | 82.9354 | 0.02594 | 17.6530 | 83.9887 | 307.9616 | 15.12560 | 4.743 |
| 2026 Apr 05 17:56 | 2026 Apr 05 11:32:16 | 82.9349 | 0.02595 | 17.6817 | 85.5930 | 307.9616 | 15.12560 | 4.743 |
| 2026 Apr 04 17:57 | 2026 Apr 03 23:00:42 | 82.9334 | 0.02599 | 17.7757 | 90.8612 | 307.9616 | 15.12560 | 4.743 |
| 2026 Apr 03 17:56 | 2026 Apr 03 11:53:40 | 82.9334 | 0.02600 | 17.8043 | 92.4717 | 307.9616 | 15.12560 | 4.743 |
| 2026 Apr 02 18:03 | 2026 Apr 02 05:43:06 | 82.9327 | 0.02603 | 17.8820 | 96.8137 | 307.9616 | 15.12560 | 4.743 |
| 2026 Mar 31 17:57 | 2026 Mar 30 23:42:53 | 82.9324 | 0.02606 | 18.0209 | 104.5804 | 307.9616 | 15.12560 | 4.743 |
| 2026 Mar 30 17:58 | 2026 Mar 30 12:35:45 | 82.9324 | 0.02607 | 18.0496 | 106.1917 | 307.9616 | 15.12560 | 4.743 |
| 2026 Mar 29 17:57 | 2026 Mar 28 22:28:21 | 82.9331 | 0.02609 | 18.1476 | 111.6861 | 307.9616 | 15.12560 | 4.743 |
| 2026 Mar 28 18:57 | 2026 Mar 28 12:56:28 | 82.9333 | 0.02609 | 18.1721 | 113.0655 | 307.9616 | 15.12560 | 4.743 |
| 2026 Mar 27 18:57 | 2026 Mar 27 00:24:12 | 82.9341 | 0.02610 | 18.2661 | 118.3279 | 307.9616 | 15.12560 | 4.743 |
| 2026 Mar 26 18:57 | 2026 Mar 26 11:41:39 | 82.9344 | 0.02611 | 18.2988 | 120.1697 | 307.9616 | 15.12560 | 4.743 |
| 2026 Mar 25 18:56 | 2026 Mar 25 11:51:50 | 82.9350 | 0.02612 | 18.3601 | 123.6099 | 307.9616 | 15.12560 | 4.743 |
| 2026 Mar 24 18:56 | 2026 Mar 24 12:01:58 | 82.9352 | 0.02613 | 18.4214 | 127.0555 | 307.9616 | 15.12560 | 4.743 |
| 2026 Mar 23 18:56 | 2026 Mar 23 12:12:04 | 82.9352 | 0.02613 | 18.4827 | 130.5023 | 307.9616 | 15.12560 | 4.743 |
| 2026 Mar 22 18:56 | 2026 Mar 21 18:53:27 | 82.9348 | 0.02614 | 18.5889 | 136.4789 | 307.9616 | 15.12560 | 4.743 |
| 2026 Mar 21 19:05 | 2026 Mar 21 14:07:26 | 82.9349 | 0.02614 | 18.6012 | 137.1669 | 307.9616 | 15.12560 | 4.743 |
| 2026 Mar 20 18:57 | 2026 Mar 19 23:59:19 | 82.9357 | 0.02614 | 18.6992 | 142.7040 | 307.9616 | 15.12560 | 4.743 |
| 2026 Mar 19 18:56 | 2026 Mar 19 06:30:34 | 82.9361 | 0.02614 | 18.7442 | 145.2437 | 307.9616 | 15.12560 | 4.743 |