Orbital elements of SL-8 R/B
| Launched | 7 July 1977 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 10138 |
| 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 Sep 15 17:56 | 2025 Sep 15 04:50:22 | 82.9439 | 0.00194 | 11.8085 | 284.3206 | 230.6460 | 13.74166 | 5.743 |
| 2025 Sep 12 17:57 | 2025 Sep 03 06:19:18 | 82.9430 | 0.00199 | 12.3970 | 319.4396 | 230.6460 | 13.74166 | 5.743 |
| 2025 Sep 11 17:57 | 2025 Sep 03 06:19:18 | 82.9430 | 0.00199 | 12.3970 | 319.4396 | 230.6460 | 13.74166 | 5.743 |
| 2025 Sep 10 17:56 | 2025 Sep 03 06:19:18 | 82.9430 | 0.00199 | 12.3970 | 319.4396 | 230.6460 | 13.74166 | 5.743 |
| 2025 Sep 08 17:57 | 2025 Sep 03 06:19:18 | 82.9430 | 0.00199 | 12.3970 | 319.4396 | 230.6460 | 13.74166 | 5.743 |
| 2025 Sep 07 17:56 | 2025 Sep 03 06:19:18 | 82.9430 | 0.00199 | 12.3970 | 319.4396 | 230.6460 | 13.74166 | 5.743 |
| 2025 Sep 06 20:41 | 2025 Sep 03 06:19:18 | 82.9430 | 0.00199 | 12.3970 | 319.4396 | 230.6460 | 13.74166 | 5.743 |
| 2025 Sep 03 17:57 | 2025 Sep 03 06:19:18 | 82.9430 | 0.00199 | 12.3970 | 319.4396 | 230.6460 | 13.74166 | 5.743 |
| 2025 Sep 02 17:56 | 2025 Aug 27 21:43:41 | 82.9419 | 0.00202 | 12.7105 | 337.7119 | 230.6460 | 13.74166 | 5.743 |
| 2025 Sep 01 17:56 | 2025 Aug 27 21:43:41 | 82.9419 | 0.00202 | 12.7105 | 337.7119 | 230.6460 | 13.74166 | 5.743 |
| 2025 Aug 31 17:56 | 2025 Aug 27 21:43:41 | 82.9419 | 0.00202 | 12.7105 | 337.7119 | 230.6460 | 13.74166 | 5.743 |
| 2025 Aug 30 17:56 | 2025 Aug 27 21:43:41 | 82.9419 | 0.00202 | 12.7105 | 337.7119 | 230.6460 | 13.74166 | 5.743 |
| 2025 Aug 29 17:56 | 2025 Aug 27 21:43:41 | 82.9419 | 0.00202 | 12.7105 | 337.7119 | 230.6460 | 13.74166 | 5.743 |
| 2025 Aug 28 17:57 | 2025 Aug 27 21:43:41 | 82.9419 | 0.00202 | 12.7105 | 337.7119 | 230.6460 | 13.74166 | 5.743 |
| 2025 Aug 27 17:56 | 2025 Aug 23 06:11:09 | 82.9412 | 0.00206 | 12.9397 | 350.7573 | 230.6460 | 13.74166 | 5.743 |
| 2025 Aug 26 17:56 | 2025 Aug 23 06:11:09 | 82.9412 | 0.00206 | 12.9397 | 350.7573 | 230.6460 | 13.74166 | 5.743 |
| 2025 Aug 25 17:56 | 2025 Aug 23 06:11:09 | 82.9412 | 0.00206 | 12.9397 | 350.7573 | 230.6460 | 13.74166 | 5.743 |
| 2025 Aug 24 17:56 | 2025 Aug 23 06:11:09 | 82.9412 | 0.00206 | 12.9397 | 350.7573 | 230.6460 | 13.74166 | 5.743 |
| 2025 Aug 23 17:56 | 2025 Aug 23 06:11:09 | 82.9412 | 0.00206 | 12.9397 | 350.7573 | 230.6460 | 13.74166 | 5.743 |
| 2025 Aug 22 17:56 | 2025 Aug 17 22:18:57 | 82.9403 | 0.00209 | 13.2025 | 5.5748 | 230.6460 | 13.74166 | 5.743 |
| 2025 Aug 20 17:56 | 2025 Aug 17 22:18:57 | 82.9403 | 0.00209 | 13.2025 | 5.5748 | 230.6460 | 13.74166 | 5.743 |
| 2025 Aug 19 17:56 | 2025 Aug 17 22:18:57 | 82.9403 | 0.00209 | 13.2025 | 5.5748 | 230.6460 | 13.74166 | 5.743 |