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 | 21251 |
| 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 May 18 17:57 | 2026 May 16 10:11:24 | 73.9561 | 0.01482 | 1.5485 | 232.7397 | 308.5605 | 12.36336 | – |
| 2026 May 17 17:57 | 2026 May 16 10:11:24 | 73.9561 | 0.01482 | 1.5485 | 232.7397 | 308.5605 | 12.36336 | – |
| 2026 May 16 17:56 | 2026 May 16 10:11:24 | 73.9561 | 0.01482 | 1.5485 | 232.7397 | 308.5605 | 12.36336 | – |
| 2026 May 15 17:57 | 2026 May 10 04:32:00 | 73.9558 | 0.01483 | 2.0897 | 241.8676 | 308.5605 | 12.36336 | – |
| 2026 May 14 17:58 | 2026 May 10 04:32:00 | 73.9558 | 0.01483 | 2.0897 | 241.8676 | 308.5605 | 12.36336 | – |
| 2026 May 13 17:58 | 2026 May 10 04:32:00 | 73.9558 | 0.01483 | 2.0897 | 241.8676 | 308.5605 | 12.36336 | – |
| 2026 May 12 17:58 | 2026 May 10 04:32:00 | 73.9558 | 0.01483 | 2.0897 | 241.8676 | 308.5605 | 12.36336 | – |
| 2026 May 11 17:56 | 2026 May 10 04:32:00 | 73.9558 | 0.01483 | 2.0897 | 241.8676 | 308.5605 | 12.36336 | – |
| 2026 May 10 17:57 | 2026 May 10 04:32:00 | 73.9558 | 0.01483 | 2.0897 | 241.8676 | 308.5605 | 12.36336 | – |
| 2026 May 09 17:57 | 2026 May 05 04:07:59 | 73.9567 | 0.01484 | 2.5250 | 249.1635 | 308.5605 | 12.36336 | – |
| 2026 May 08 17:57 | 2026 May 05 04:07:59 | 73.9567 | 0.01484 | 2.5250 | 249.1635 | 308.5605 | 12.36336 | – |
| 2026 May 07 17:58 | 2026 May 05 04:07:59 | 73.9567 | 0.01484 | 2.5250 | 249.1635 | 308.5605 | 12.36336 | – |
| 2026 May 06 17:57 | 2026 May 05 04:07:59 | 73.9567 | 0.01484 | 2.5250 | 249.1635 | 308.5605 | 12.36336 | – |
| 2026 May 05 17:57 | 2026 May 05 04:07:59 | 73.9567 | 0.01484 | 2.5250 | 249.1635 | 308.5605 | 12.36336 | – |
| 2026 May 04 17:57 | 2026 Apr 30 05:41:14 | 73.9553 | 0.01485 | 2.9533 | 256.3374 | 308.5605 | 12.36336 | – |
| 2026 May 03 17:57 | 2026 Apr 30 05:41:14 | 73.9553 | 0.01485 | 2.9533 | 256.3374 | 308.5605 | 12.36336 | – |
| 2026 May 02 17:57 | 2026 Apr 30 05:41:14 | 73.9553 | 0.01485 | 2.9533 | 256.3374 | 308.5605 | 12.36336 | – |
| 2026 May 01 17:56 | 2026 Apr 30 05:41:14 | 73.9553 | 0.01485 | 2.9533 | 256.3374 | 308.5605 | 12.36336 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 05:41:14 | 73.9553 | 0.01485 | 2.9533 | 256.3374 | 308.5605 | 12.36336 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 05:57:20 | 73.9555 | 0.01486 | 3.4730 | 265.0515 | 308.5605 | 12.36336 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 05:57:20 | 73.9555 | 0.01486 | 3.4730 | 265.0515 | 308.5605 | 12.36336 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 05:57:20 | 73.9555 | 0.01486 | 3.4730 | 265.0515 | 308.5605 | 12.36336 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 05:57:20 | 73.9555 | 0.01486 | 3.4730 | 265.0515 | 308.5605 | 12.36336 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 05:57:20 | 73.9555 | 0.01486 | 3.4730 | 265.0515 | 308.5605 | 12.36336 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 05:57:20 | 73.9555 | 0.01486 | 3.4730 | 265.0515 | 308.5605 | 12.36336 | – |
| 2026 Apr 23 17:57 | 2026 Apr 18 08:16:39 | 73.9543 | 0.01487 | 3.9854 | 273.6212 | 308.5605 | 12.36336 | – |
| 2026 Apr 22 17:57 | 2026 Apr 18 08:16:39 | 73.9543 | 0.01487 | 3.9854 | 273.6212 | 308.5605 | 12.36336 | – |
| 2026 Apr 21 17:57 | 2026 Apr 18 08:16:39 | 73.9543 | 0.01487 | 3.9854 | 273.6212 | 308.5605 | 12.36336 | – |