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 | 21178 |
| 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 01 17:56 | 2026 Apr 30 13:31:08 | 74.0983 | 0.01402 | 3.7226 | 49.0481 | 128.5566 | 12.16338 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 13:31:08 | 74.0983 | 0.01402 | 3.7226 | 49.0481 | 128.5566 | 12.16338 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 07:22:03 | 74.0971 | 0.01401 | 4.2407 | 57.9301 | 128.5566 | 12.16338 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 07:22:03 | 74.0971 | 0.01401 | 4.2407 | 57.9301 | 128.5566 | 12.16338 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 07:22:03 | 74.0971 | 0.01401 | 4.2407 | 57.9301 | 128.5566 | 12.16338 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 07:22:03 | 74.0971 | 0.01401 | 4.2407 | 57.9301 | 128.5566 | 12.16338 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 07:22:03 | 74.0971 | 0.01401 | 4.2407 | 57.9301 | 128.5566 | 12.16338 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 07:22:03 | 74.0971 | 0.01401 | 4.2407 | 57.9301 | 128.5566 | 12.16338 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 04:14:04 | 74.0960 | 0.01400 | 4.6656 | 65.2234 | 128.5566 | 12.16338 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 04:14:04 | 74.0960 | 0.01400 | 4.6656 | 65.2234 | 128.5566 | 12.16338 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 04:14:04 | 74.0960 | 0.01400 | 4.6656 | 65.2234 | 128.5566 | 12.16338 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 04:14:04 | 74.0960 | 0.01400 | 4.6656 | 65.2234 | 128.5566 | 12.16338 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 04:14:04 | 74.0960 | 0.01400 | 4.6656 | 65.2234 | 128.5566 | 12.16338 | – |
| 2026 Apr 18 17:56 | 2026 Apr 13 04:09:01 | 74.0942 | 0.01400 | 5.1629 | 73.7687 | 128.5566 | 12.16338 | – |
| 2026 Apr 16 17:57 | 2026 Apr 13 04:09:01 | 74.0942 | 0.01400 | 5.1629 | 73.7687 | 128.5566 | 12.16338 | – |
| 2026 Apr 14 17:57 | 2026 Apr 13 04:09:01 | 74.0942 | 0.01400 | 5.1629 | 73.7687 | 128.5566 | 12.16338 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 04:09:01 | 74.0942 | 0.01400 | 5.1629 | 73.7687 | 128.5566 | 12.16338 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 10:26:59 | 74.0938 | 0.01399 | 5.5552 | 80.5113 | 128.5566 | 12.16338 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 10:26:59 | 74.0938 | 0.01399 | 5.5552 | 80.5113 | 128.5566 | 12.16338 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 10:26:59 | 74.0938 | 0.01399 | 5.5552 | 80.5113 | 128.5566 | 12.16338 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 10:26:59 | 74.0938 | 0.01399 | 5.5552 | 80.5113 | 128.5566 | 12.16338 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 10:26:59 | 74.0938 | 0.01399 | 5.5552 | 80.5113 | 128.5566 | 12.16338 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 05:38:39 | 74.0932 | 0.01399 | 6.0689 | 89.3426 | 128.5566 | 12.16338 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 05:38:39 | 74.0932 | 0.01399 | 6.0689 | 89.3426 | 128.5566 | 12.16338 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 05:38:39 | 74.0932 | 0.01399 | 6.0689 | 89.3426 | 128.5566 | 12.16338 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 05:38:39 | 74.0932 | 0.01399 | 6.0689 | 89.3426 | 128.5566 | 12.16338 | – |