Orbital elements of SL-8 DEB
| Launched | 11 February 1991 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21405 |
| 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 31 18:57 | 2025 Dec 31 01:25:48 | 73.9602 | 0.02296 | 23.6730 | 300.3749 | 117.6048 | 12.18853 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 09:11:43 | 73.9598 | 0.02296 | 0.0658 | 306.9337 | 117.6048 | 12.18853 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 09:11:43 | 73.9598 | 0.02296 | 0.0658 | 306.9337 | 117.6048 | 12.18853 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 09:11:43 | 73.9598 | 0.02296 | 0.0658 | 306.9337 | 117.6048 | 12.18853 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 09:11:43 | 73.9598 | 0.02296 | 0.0658 | 306.9337 | 117.6048 | 12.18853 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 09:11:43 | 73.9598 | 0.02296 | 0.0658 | 306.9337 | 117.6048 | 12.18853 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 07:08:13 | 73.9598 | 0.02294 | 0.5769 | 315.4853 | 117.6048 | 12.18853 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 07:08:13 | 73.9598 | 0.02294 | 0.5769 | 315.4853 | 117.6048 | 12.18853 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 07:08:13 | 73.9598 | 0.02294 | 0.5769 | 315.4853 | 117.6048 | 12.18853 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 07:08:13 | 73.9598 | 0.02294 | 0.5769 | 315.4853 | 117.6048 | 12.18853 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 07:08:13 | 73.9598 | 0.02294 | 0.5769 | 315.4853 | 117.6048 | 12.18853 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 07:08:13 | 73.9598 | 0.02294 | 0.5769 | 315.4853 | 117.6048 | 12.18853 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 02:15:29 | 73.9601 | 0.02291 | 1.2659 | 327.0341 | 117.6048 | 12.18853 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 02:15:29 | 73.9601 | 0.02291 | 1.2659 | 327.0341 | 117.6048 | 12.18853 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 02:15:29 | 73.9601 | 0.02291 | 1.2659 | 327.0341 | 117.6048 | 12.18853 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 02:15:29 | 73.9601 | 0.02291 | 1.2659 | 327.0341 | 117.6048 | 12.18853 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 02:15:29 | 73.9601 | 0.02291 | 1.2659 | 327.0341 | 117.6048 | 12.18853 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 02:15:29 | 73.9601 | 0.02291 | 1.2659 | 327.0341 | 117.6048 | 12.18853 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 02:15:29 | 73.9601 | 0.02291 | 1.2659 | 327.0341 | 117.6048 | 12.18853 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 02:15:29 | 73.9601 | 0.02291 | 1.2659 | 327.0341 | 117.6048 | 12.18853 | – |
| 2025 Dec 11 18:56 | 2025 Dec 06 10:21:28 | 73.9594 | 0.02289 | 1.7415 | 335.0361 | 117.6048 | 12.18853 | – |
| 2025 Dec 10 18:56 | 2025 Dec 06 10:21:28 | 73.9594 | 0.02289 | 1.7415 | 335.0361 | 117.6048 | 12.18853 | – |
| 2025 Dec 09 18:56 | 2025 Dec 06 10:21:28 | 73.9594 | 0.02289 | 1.7415 | 335.0361 | 117.6048 | 12.18853 | – |
| 2025 Dec 08 18:56 | 2025 Dec 06 10:21:28 | 73.9594 | 0.02289 | 1.7415 | 335.0361 | 117.6048 | 12.18853 | – |
| 2025 Dec 07 18:56 | 2025 Dec 06 10:21:28 | 73.9594 | 0.02289 | 1.7415 | 335.0361 | 117.6048 | 12.18853 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 11:59:20 | 73.9595 | 0.02288 | 2.0717 | 340.5960 | 117.6048 | 12.18853 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 11:59:20 | 73.9595 | 0.02288 | 2.0717 | 340.5960 | 117.6048 | 12.18853 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 11:59:20 | 73.9595 | 0.02288 | 2.0717 | 340.5960 | 117.6048 | 12.18853 | – |