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 | 21158 |
| 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 Aug 30 17:56 | 2025 Aug 27 21:44:08 | 74.0983 | 0.01418 | 5.1542 | 125.0642 | 352.4546 | 12.13948 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 21:44:08 | 74.0983 | 0.01418 | 5.1542 | 125.0642 | 352.4546 | 12.13948 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 21:44:08 | 74.0983 | 0.01418 | 5.1542 | 125.0642 | 352.4546 | 12.13948 | – |
| 2025 Aug 27 17:56 | 2025 Aug 20 21:07:47 | 74.0984 | 0.01418 | 5.7333 | 135.0149 | 352.4546 | 12.13948 | – |
| 2025 Aug 26 17:56 | 2025 Aug 20 21:07:47 | 74.0984 | 0.01418 | 5.7333 | 135.0149 | 352.4546 | 12.13948 | – |
| 2025 Aug 25 17:56 | 2025 Aug 20 21:07:47 | 74.0984 | 0.01418 | 5.7333 | 135.0149 | 352.4546 | 12.13948 | – |
| 2025 Aug 24 17:56 | 2025 Aug 20 21:07:47 | 74.0984 | 0.01418 | 5.7333 | 135.0149 | 352.4546 | 12.13948 | – |
| 2025 Aug 23 17:56 | 2025 Aug 20 21:07:47 | 74.0984 | 0.01418 | 5.7333 | 135.0149 | 352.4546 | 12.13948 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 18:14:09 | 74.0987 | 0.01418 | 5.9906 | 139.4350 | 352.4546 | 12.13948 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 18:14:09 | 74.0987 | 0.01418 | 5.9906 | 139.4350 | 352.4546 | 12.13948 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 18:14:09 | 74.0987 | 0.01418 | 5.9906 | 139.4350 | 352.4546 | 12.13948 | – |
| 2025 Aug 18 17:56 | 2025 Aug 17 18:14:09 | 74.0987 | 0.01418 | 5.9906 | 139.4350 | 352.4546 | 12.13948 | – |
| 2025 Aug 16 17:56 | 2025 Aug 11 19:53:42 | 74.0989 | 0.01419 | 6.4794 | 147.8392 | 352.4546 | 12.13948 | – |
| 2025 Aug 15 17:57 | 2025 Aug 11 19:53:42 | 74.0989 | 0.01419 | 6.4794 | 147.8392 | 352.4546 | 12.13948 | – |
| 2025 Aug 14 17:56 | 2025 Aug 11 19:53:42 | 74.0989 | 0.01419 | 6.4794 | 147.8392 | 352.4546 | 12.13948 | – |
| 2025 Aug 13 17:58 | 2025 Aug 11 19:53:42 | 74.0989 | 0.01419 | 6.4794 | 147.8392 | 352.4546 | 12.13948 | – |
| 2025 Aug 12 17:56 | 2025 Aug 11 19:53:42 | 74.0989 | 0.01419 | 6.4794 | 147.8392 | 352.4546 | 12.13948 | – |
| 2025 Aug 11 17:56 | 2025 Aug 06 22:54:37 | 74.1002 | 0.01419 | 6.8812 | 154.7485 | 352.4546 | 12.13948 | – |
| 2025 Aug 10 17:57 | 2025 Aug 06 22:54:37 | 74.1002 | 0.01419 | 6.8812 | 154.7485 | 352.4546 | 12.13948 | – |
| 2025 Aug 09 17:56 | 2025 Aug 06 22:54:37 | 74.1002 | 0.01419 | 6.8812 | 154.7485 | 352.4546 | 12.13948 | – |
| 2025 Aug 08 17:56 | 2025 Aug 06 22:54:37 | 74.1002 | 0.01419 | 6.8812 | 154.7485 | 352.4546 | 12.13948 | – |
| 2025 Aug 07 17:56 | 2025 Aug 06 22:54:37 | 74.1002 | 0.01419 | 6.8812 | 154.7485 | 352.4546 | 12.13948 | – |
| 2025 Aug 05 17:56 | 2025 Aug 01 05:01:26 | 74.1008 | 0.01419 | 7.3547 | 162.8878 | 352.4546 | 12.13948 | – |
| 2025 Aug 04 17:56 | 2025 Aug 01 05:01:26 | 74.1008 | 0.01419 | 7.3547 | 162.8878 | 352.4546 | 12.13948 | – |
| 2025 Aug 03 17:56 | 2025 Aug 01 05:01:26 | 74.1008 | 0.01419 | 7.3547 | 162.8878 | 352.4546 | 12.13948 | – |