Orbital elements of SL-8 DEB
| Launched | 16 December 1981 | 
| Flight ended | – | 
| Launch site | Plesetsk Missile and Space Complex, Russia | 
| Owner | Commonwealth of Independent States (former USSR) | 
| NORAD ID | 29289 | 
| 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 Nov 03 18:57 | 2025 Nov 01 12:56:23 | 82.9641 | 0.00559 | 2.5062 | 52.3347 | 325.8239 | 12.15695 | – | 
| 2025 Nov 02 18:57 | 2025 Oct 26 01:27:15 | 82.9637 | 0.00561 | 2.7457 | 65.7367 | 325.8239 | 12.15695 | – | 
| 2025 Nov 01 18:58 | 2025 Oct 26 01:27:15 | 82.9637 | 0.00561 | 2.7457 | 65.7367 | 325.8239 | 12.15695 | – | 
| 2025 Oct 31 18:57 | 2025 Oct 26 01:27:15 | 82.9637 | 0.00561 | 2.7457 | 65.7367 | 325.8239 | 12.15695 | – | 
| 2025 Oct 30 18:57 | 2025 Oct 26 01:27:15 | 82.9637 | 0.00561 | 2.7457 | 65.7367 | 325.8239 | 12.15695 | – | 
| 2025 Oct 29 18:57 | 2025 Oct 26 01:27:15 | 82.9637 | 0.00561 | 2.7457 | 65.7367 | 325.8239 | 12.15695 | – | 
| 2025 Oct 28 18:57 | 2025 Oct 23 13:40:38 | 82.9635 | 0.00561 | 2.8377 | 70.8905 | 325.8239 | 12.15695 | – | 
| 2025 Oct 27 18:57 | 2025 Oct 23 13:40:38 | 82.9635 | 0.00561 | 2.8377 | 70.8905 | 325.8239 | 12.15695 | – | 
| 2025 Oct 26 18:57 | 2025 Oct 23 13:40:38 | 82.9635 | 0.00561 | 2.8377 | 70.8905 | 325.8239 | 12.15695 | – | 
| 2025 Oct 25 17:57 | 2025 Oct 23 13:40:38 | 82.9635 | 0.00561 | 2.8377 | 70.8905 | 325.8239 | 12.15695 | – | 
| 2025 Oct 24 17:57 | 2025 Oct 23 13:40:38 | 82.9635 | 0.00561 | 2.8377 | 70.8905 | 325.8239 | 12.15695 | – | 
| 2025 Oct 22 17:56 | 2025 Oct 18 07:18:26 | 82.9619 | 0.00563 | 3.0323 | 81.7775 | 325.8239 | 12.15695 | – | 
| 2025 Oct 21 17:56 | 2025 Oct 18 07:18:26 | 82.9619 | 0.00563 | 3.0323 | 81.7775 | 325.8239 | 12.15695 | – | 
| 2025 Oct 20 17:56 | 2025 Oct 18 07:18:26 | 82.9619 | 0.00563 | 3.0323 | 81.7775 | 325.8239 | 12.15695 | – | 
| 2025 Oct 19 17:56 | 2025 Oct 18 07:18:26 | 82.9619 | 0.00563 | 3.0323 | 81.7775 | 325.8239 | 12.15695 | – | 
| 2025 Oct 18 17:56 | 2025 Oct 18 07:18:26 | 82.9619 | 0.00563 | 3.0323 | 81.7775 | 325.8239 | 12.15695 | – | 
| 2025 Oct 17 17:56 | 2025 Oct 07 08:36:22 | 82.9605 | 0.00565 | 3.4370 | 104.2768 | 325.8239 | 12.15695 | – | 
| 2025 Oct 16 17:56 | 2025 Oct 07 08:36:22 | 82.9605 | 0.00565 | 3.4370 | 104.2768 | 325.8239 | 12.15695 | – | 
| 2025 Oct 15 17:56 | 2025 Oct 07 08:36:22 | 82.9605 | 0.00565 | 3.4370 | 104.2768 | 325.8239 | 12.15695 | – | 
| 2025 Oct 14 17:56 | 2025 Oct 07 08:36:22 | 82.9605 | 0.00565 | 3.4370 | 104.2768 | 325.8239 | 12.15695 | – | 
| 2025 Oct 12 17:56 | 2025 Oct 07 08:36:22 | 82.9605 | 0.00565 | 3.4370 | 104.2768 | 325.8239 | 12.15695 | – | 
| 2025 Oct 11 17:57 | 2025 Oct 07 08:36:22 | 82.9605 | 0.00565 | 3.4370 | 104.2768 | 325.8239 | 12.15695 | – | 
| 2025 Oct 09 17:56 | 2025 Oct 07 08:36:22 | 82.9605 | 0.00565 | 3.4370 | 104.2768 | 325.8239 | 12.15695 | – | 
| 2025 Oct 08 17:56 | 2025 Oct 07 08:36:22 | 82.9605 | 0.00565 | 3.4370 | 104.2768 | 325.8239 | 12.15695 | – | 
| 2025 Oct 07 17:56 | 2025 Oct 07 08:36:22 | 82.9605 | 0.00565 | 3.4370 | 104.2768 | 325.8239 | 12.15695 | – |