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 Apr 02 17:57 | 2025 Apr 02 12:10:35 | 82.9344 | 0.03152 | 16.1428 | 272.6800 | 83.8390 | 14.96156 | 4.743 |
| 2025 Apr 01 17:56 | 2025 Apr 01 04:04:24 | 82.9340 | 0.03154 | 16.2235 | 277.2615 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 31 17:56 | 2025 Mar 30 23:10:47 | 82.9330 | 0.03155 | 16.2962 | 281.3807 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 30 17:57 | 2025 Mar 29 23:06:05 | 82.9324 | 0.03155 | 16.3567 | 284.8071 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 29 18:56 | 2025 Mar 29 08:39:14 | 82.9322 | 0.03155 | 16.3930 | 286.8562 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 28 18:57 | 2025 Mar 28 11:47:07 | 82.9323 | 0.03157 | 16.4455 | 289.8219 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 27 18:56 | 2025 Mar 26 22:51:45 | 82.9319 | 0.03160 | 16.5383 | 295.0738 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 26 18:57 | 2025 Mar 25 22:46:54 | 82.9318 | 0.03163 | 16.5988 | 298.4975 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 25 18:57 | 2025 Mar 24 22:42:01 | 82.9319 | 0.03165 | 16.6593 | 301.9326 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 24 18:57 | 2025 Mar 23 21:00:45 | 82.9320 | 0.03167 | 16.7239 | 305.5970 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 23 18:58 | 2025 Mar 22 20:55:47 | 82.9319 | 0.03170 | 16.7843 | 309.0371 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 22 18:58 | 2025 Mar 22 00:03:26 | 82.9320 | 0.03173 | 16.8368 | 312.0249 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 21 18:57 | 2025 Mar 20 23:58:21 | 82.9321 | 0.03173 | 16.8973 | 315.4354 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 20 18:57 | 2025 Mar 19 23:53:14 | 82.9321 | 0.03177 | 16.9578 | 318.8664 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 19 18:57 | 2025 Mar 19 14:15:11 | 82.9323 | 0.03177 | 16.9820 | 320.2061 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 18 18:56 | 2025 Mar 17 23:42:53 | 82.9319 | 0.03181 | 17.0788 | 325.6694 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 17 18:56 | 2025 Mar 16 22:01:17 | 82.9314 | 0.03184 | 17.1434 | 329.3213 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 16 18:56 | 2025 Mar 15 21:55:59 | 82.9309 | 0.03186 | 17.2039 | 332.7555 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 15 18:56 | 2025 Mar 15 13:54:13 | 82.9307 | 0.03187 | 17.2240 | 333.8949 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 14 18:56 | 2025 Mar 13 21:45:17 | 82.9302 | 0.03190 | 17.3248 | 339.6158 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 13 18:57 | 2025 Mar 13 13:43:29 | 82.9301 | 0.03190 | 17.3450 | 340.7536 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 11 18:56 | 2025 Mar 11 02:18:02 | 82.9307 | 0.03196 | 17.4943 | 349.1727 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 10 18:56 | 2025 Mar 10 13:27:05 | 82.9308 | 0.03197 | 17.5265 | 350.9884 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 09 18:57 | 2025 Mar 09 00:30:35 | 82.9312 | 0.03203 | 17.6192 | 356.2148 | 83.8390 | 14.96156 | 4.743 |
| 2025 Mar 07 18:56 | 2025 Mar 06 13:04:41 | 82.9314 | 0.03208 | 17.7684 | 4.6576 | 83.8390 | 14.96156 | 4.743 |