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 |
| 2025 Dec 06 18:56 | 2025 Dec 06 03:55:28 | 82.9282 | 0.02805 | 1.0837 | 142.8907 | 219.2089 | 15.06755 | 4.743 |
| 2025 Dec 05 18:57 | 2025 Dec 05 04:00:56 | 82.9288 | 0.02806 | 1.1449 | 146.3322 | 219.2089 | 15.06755 | 4.743 |
| 2025 Dec 04 18:57 | 2025 Dec 04 02:30:44 | 82.9293 | 0.02808 | 1.2101 | 150.0126 | 219.2089 | 15.06755 | 4.743 |
| 2025 Dec 03 18:56 | 2025 Dec 03 12:09:57 | 82.9296 | 0.02809 | 1.2467 | 152.0775 | 219.2089 | 15.06755 | 4.743 |
| 2025 Dec 02 18:56 | 2025 Dec 02 09:03:59 | 82.9300 | 0.02811 | 1.3159 | 155.9962 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 30 18:57 | 2025 Nov 30 12:25:48 | 82.9304 | 0.02813 | 1.4299 | 162.4425 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 29 18:56 | 2025 Nov 29 04:32:42 | 82.9304 | 0.02815 | 1.5114 | 167.0538 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 28 18:57 | 2025 Nov 28 04:37:50 | 82.9305 | 0.02816 | 1.5724 | 170.5170 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 27 18:57 | 2025 Nov 27 04:42:54 | 82.9305 | 0.02817 | 1.6335 | 173.9723 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 26 18:57 | 2025 Nov 26 06:23:36 | 82.9307 | 0.02817 | 1.6905 | 177.2002 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 25 18:57 | 2025 Nov 25 09:39:55 | 82.9307 | 0.02818 | 1.7434 | 180.1891 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 24 18:56 | 2025 Nov 24 06:33:31 | 82.9310 | 0.02819 | 1.8126 | 184.1144 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 23 18:57 | 2025 Nov 23 06:38:24 | 82.9314 | 0.02819 | 1.8737 | 187.5759 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 21 18:57 | 2025 Nov 20 11:39:52 | 82.9335 | 0.02820 | 2.0447 | 197.2554 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 20 18:56 | 2025 Nov 20 05:17:07 | 82.9336 | 0.02820 | 2.0609 | 198.1726 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 18 18:57 | 2025 Nov 18 07:02:11 | 82.9344 | 0.02820 | 2.1789 | 204.8516 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 16 18:58 | 2025 Nov 15 15:14:22 | 82.9345 | 0.02823 | 2.3416 | 214.0586 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 15 18:57 | 2025 Nov 15 12:02:58 | 82.9345 | 0.02823 | 2.3497 | 214.5199 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 13 18:56 | 2025 Nov 13 15:23:13 | 82.9337 | 0.02825 | 2.4636 | 220.9848 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 12 18:57 | 2025 Nov 12 07:28:58 | 82.9334 | 0.02828 | 2.5449 | 225.5870 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 11 18:55 | 2025 Nov 11 07:33:10 | 82.9334 | 0.02829 | 2.6059 | 228.9991 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 10 18:57 | 2025 Nov 08 15:44:04 | 82.9336 | 0.02831 | 2.7686 | 238.1938 | 219.2089 | 15.06755 | 4.743 |
| 2025 Nov 09 18:57 | 2025 Nov 08 15:44:04 | 82.9336 | 0.02831 | 2.7686 | 238.1938 | 219.2089 | 15.06755 | 4.743 |