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 | 21405 |
| 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 Sep 18 17:56 | 2025 Sep 14 22:46:44 | 73.9571 | 0.02277 | 8.6685 | 91.8212 | 291.4520 | 12.18846 | – |
| 2025 Sep 15 17:56 | 2025 Sep 14 22:46:44 | 73.9571 | 0.02277 | 8.6685 | 91.8212 | 291.4520 | 12.18846 | – |
| 2025 Sep 12 17:57 | 2025 Sep 03 03:55:31 | 73.9588 | 0.02272 | 9.6581 | 108.5017 | 291.4520 | 12.18846 | – |
| 2025 Sep 11 17:57 | 2025 Sep 03 03:55:31 | 73.9588 | 0.02272 | 9.6581 | 108.5017 | 291.4520 | 12.18846 | – |
| 2025 Sep 10 17:56 | 2025 Sep 03 03:55:31 | 73.9588 | 0.02272 | 9.6581 | 108.5017 | 291.4520 | 12.18846 | – |
| 2025 Sep 08 17:57 | 2025 Sep 03 03:55:31 | 73.9588 | 0.02272 | 9.6581 | 108.5017 | 291.4520 | 12.18846 | – |
| 2025 Sep 07 17:56 | 2025 Sep 03 03:55:31 | 73.9588 | 0.02272 | 9.6581 | 108.5017 | 291.4520 | 12.18846 | – |
| 2025 Sep 06 20:41 | 2025 Sep 03 03:55:31 | 73.9588 | 0.02272 | 9.6581 | 108.5017 | 291.4520 | 12.18846 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 03:55:31 | 73.9588 | 0.02272 | 9.6581 | 108.5017 | 291.4520 | 12.18846 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 19:40:32 | 73.9591 | 0.02270 | 10.1907 | 117.4985 | 291.4520 | 12.18846 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 19:40:32 | 73.9591 | 0.02270 | 10.1907 | 117.4985 | 291.4520 | 12.18846 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 19:40:32 | 73.9591 | 0.02270 | 10.1907 | 117.4985 | 291.4520 | 12.18846 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 19:40:32 | 73.9591 | 0.02270 | 10.1907 | 117.4985 | 291.4520 | 12.18846 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 19:40:32 | 73.9591 | 0.02270 | 10.1907 | 117.4985 | 291.4520 | 12.18846 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 19:40:32 | 73.9591 | 0.02270 | 10.1907 | 117.4985 | 291.4520 | 12.18846 | – |
| 2025 Aug 27 17:56 | 2025 Aug 23 05:52:15 | 73.9591 | 0.02269 | 10.5748 | 123.9908 | 291.4520 | 12.18846 | – |
| 2025 Aug 26 17:56 | 2025 Aug 23 05:52:15 | 73.9591 | 0.02269 | 10.5748 | 123.9908 | 291.4520 | 12.18846 | – |
| 2025 Aug 25 17:56 | 2025 Aug 23 05:52:15 | 73.9591 | 0.02269 | 10.5748 | 123.9908 | 291.4520 | 12.18846 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 05:52:15 | 73.9591 | 0.02269 | 10.5748 | 123.9908 | 291.4520 | 12.18846 | – |
| 2025 Aug 23 17:56 | 2025 Aug 23 05:52:15 | 73.9591 | 0.02269 | 10.5748 | 123.9908 | 291.4520 | 12.18846 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 21:20:43 | 73.9591 | 0.02268 | 11.0244 | 131.5926 | 291.4520 | 12.18846 | – |