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 | 21187 |
| 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 Oct 18 17:56 | 2025 Oct 18 06:16:11 | 74.2434 | 0.01781 | 19.3191 | 27.0532 | 354.2047 | 12.09391 | – |
| 2025 Oct 17 17:56 | 2025 Oct 07 12:58:07 | 74.2447 | 0.01779 | 20.1875 | 42.2790 | 354.2047 | 12.09391 | – |
| 2025 Oct 16 17:56 | 2025 Oct 07 12:58:07 | 74.2447 | 0.01779 | 20.1875 | 42.2790 | 354.2047 | 12.09391 | – |
| 2025 Oct 15 17:56 | 2025 Oct 07 12:58:07 | 74.2447 | 0.01779 | 20.1875 | 42.2790 | 354.2047 | 12.09391 | – |
| 2025 Oct 14 17:56 | 2025 Oct 07 12:58:07 | 74.2447 | 0.01779 | 20.1875 | 42.2790 | 354.2047 | 12.09391 | – |
| 2025 Oct 12 17:56 | 2025 Oct 07 12:58:07 | 74.2447 | 0.01779 | 20.1875 | 42.2790 | 354.2047 | 12.09391 | – |
| 2025 Oct 11 17:57 | 2025 Oct 07 12:58:07 | 74.2447 | 0.01779 | 20.1875 | 42.2790 | 354.2047 | 12.09391 | – |
| 2025 Oct 09 17:56 | 2025 Oct 07 12:58:07 | 74.2447 | 0.01779 | 20.1875 | 42.2790 | 354.2047 | 12.09391 | – |
| 2025 Oct 08 17:56 | 2025 Oct 07 12:58:07 | 74.2447 | 0.01779 | 20.1875 | 42.2790 | 354.2047 | 12.09391 | – |
| 2025 Oct 07 17:56 | 2025 Oct 07 12:58:07 | 74.2447 | 0.01779 | 20.1875 | 42.2790 | 354.2047 | 12.09391 | – |
| 2025 Oct 05 17:56 | 2025 Sep 26 02:18:49 | 74.2461 | 0.01779 | 21.1145 | 58.5785 | 354.2047 | 12.09391 | – |
| 2025 Oct 04 17:57 | 2025 Sep 26 02:18:49 | 74.2461 | 0.01779 | 21.1145 | 58.5785 | 354.2047 | 12.09391 | – |
| 2025 Oct 03 17:57 | 2025 Sep 26 02:18:49 | 74.2461 | 0.01779 | 21.1145 | 58.5785 | 354.2047 | 12.09391 | – |
| 2025 Oct 02 17:56 | 2025 Sep 26 02:18:49 | 74.2461 | 0.01779 | 21.1145 | 58.5785 | 354.2047 | 12.09391 | – |
| 2025 Sep 30 17:56 | 2025 Sep 26 02:18:49 | 74.2461 | 0.01779 | 21.1145 | 58.5785 | 354.2047 | 12.09391 | – |
| 2025 Sep 29 17:56 | 2025 Sep 26 02:18:49 | 74.2461 | 0.01779 | 21.1145 | 58.5785 | 354.2047 | 12.09391 | – |
| 2025 Sep 28 17:56 | 2025 Sep 26 02:18:49 | 74.2461 | 0.01779 | 21.1145 | 58.5785 | 354.2047 | 12.09391 | – |
| 2025 Sep 27 17:56 | 2025 Sep 26 02:18:49 | 74.2461 | 0.01779 | 21.1145 | 58.5785 | 354.2047 | 12.09391 | – |
| 2025 Sep 26 17:56 | 2025 Sep 26 02:18:49 | 74.2461 | 0.01779 | 21.1145 | 58.5785 | 354.2047 | 12.09391 | – |
| 2025 Sep 25 17:56 | 2025 Sep 20 03:21:44 | 74.2466 | 0.01779 | 21.5969 | 67.0606 | 354.2047 | 12.09391 | – |
| 2025 Sep 24 17:56 | 2025 Sep 20 03:21:44 | 74.2466 | 0.01779 | 21.5969 | 67.0606 | 354.2047 | 12.09391 | – |