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 | 21161 |
| 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 |
| 2026 Jan 09 18:57 | 2026 Jan 05 16:39:46 | 74.0724 | 0.01314 | 5.4089 | 134.8096 | 345.2217 | 12.19449 | – |
| 2026 Jan 08 18:56 | 2026 Jan 05 16:39:46 | 74.0724 | 0.01314 | 5.4089 | 134.8096 | 345.2217 | 12.19449 | – |
| 2026 Jan 07 18:57 | 2026 Jan 05 16:39:46 | 74.0724 | 0.01314 | 5.4089 | 134.8096 | 345.2217 | 12.19449 | – |
| 2026 Jan 06 18:56 | 2026 Jan 05 16:39:46 | 74.0724 | 0.01314 | 5.4089 | 134.8096 | 345.2217 | 12.19449 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 14:32:24 | 74.0734 | 0.01315 | 5.8335 | 142.0830 | 345.2217 | 12.19449 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 14:32:24 | 74.0734 | 0.01315 | 5.8335 | 142.0830 | 345.2217 | 12.19449 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 14:32:24 | 74.0734 | 0.01315 | 5.8335 | 142.0830 | 345.2217 | 12.19449 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 14:32:24 | 74.0734 | 0.01315 | 5.8335 | 142.0830 | 345.2217 | 12.19449 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 14:32:24 | 74.0734 | 0.01315 | 5.8335 | 142.0830 | 345.2217 | 12.19449 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 13:55:08 | 74.0735 | 0.01316 | 6.2528 | 149.2486 | 345.2217 | 12.19449 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 13:55:08 | 74.0735 | 0.01316 | 6.2528 | 149.2486 | 345.2217 | 12.19449 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 13:55:08 | 74.0735 | 0.01316 | 6.2528 | 149.2486 | 345.2217 | 12.19449 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 13:55:08 | 74.0735 | 0.01316 | 6.2528 | 149.2486 | 345.2217 | 12.19449 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 13:55:08 | 74.0735 | 0.01316 | 6.2528 | 149.2486 | 345.2217 | 12.19449 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 14:12:51 | 74.0731 | 0.01317 | 6.7523 | 157.7903 | 345.2217 | 12.19449 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 14:12:51 | 74.0731 | 0.01317 | 6.7523 | 157.7903 | 345.2217 | 12.19449 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 14:12:51 | 74.0731 | 0.01317 | 6.7523 | 157.7903 | 345.2217 | 12.19449 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 14:12:51 | 74.0731 | 0.01317 | 6.7523 | 157.7903 | 345.2217 | 12.19449 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 14:12:51 | 74.0731 | 0.01317 | 6.7523 | 157.7903 | 345.2217 | 12.19449 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 14:12:51 | 74.0731 | 0.01317 | 6.7523 | 157.7903 | 345.2217 | 12.19449 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 02:00:23 | 74.0723 | 0.01319 | 7.4621 | 169.9001 | 345.2217 | 12.19449 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 02:00:23 | 74.0723 | 0.01319 | 7.4621 | 169.9001 | 345.2217 | 12.19449 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 02:00:23 | 74.0723 | 0.01319 | 7.4621 | 169.9001 | 345.2217 | 12.19449 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 02:00:23 | 74.0723 | 0.01319 | 7.4621 | 169.9001 | 345.2217 | 12.19449 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 02:00:23 | 74.0723 | 0.01319 | 7.4621 | 169.9001 | 345.2217 | 12.19449 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 02:00:23 | 74.0723 | 0.01319 | 7.4621 | 169.9001 | 345.2217 | 12.19449 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 02:00:23 | 74.0723 | 0.01319 | 7.4621 | 169.9001 | 345.2217 | 12.19449 | – |