Orbital elements of SL-8 DEB
| Launched | 9 December 1990 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21255 |
| 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 Dec 18 18:57 | 2025 Dec 12 03:02:57 | 74.0369 | 0.00137 | 1.9550 | 230.1108 | 161.1007 | 14.51548 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 03:02:57 | 74.0369 | 0.00137 | 1.9550 | 230.1108 | 161.1007 | 14.51548 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 03:02:57 | 74.0369 | 0.00137 | 1.9550 | 230.1108 | 161.1007 | 14.51548 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 03:02:57 | 74.0369 | 0.00137 | 1.9550 | 230.1108 | 161.1007 | 14.51548 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 03:02:57 | 74.0369 | 0.00137 | 1.9550 | 230.1108 | 161.1007 | 14.51548 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 03:02:57 | 74.0369 | 0.00137 | 1.9550 | 230.1108 | 161.1007 | 14.51548 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 03:02:57 | 74.0369 | 0.00137 | 1.9550 | 230.1108 | 161.1007 | 14.51548 | – |
| 2025 Dec 11 18:56 | 2025 Dec 06 22:00:35 | 74.0369 | 0.00138 | 2.6089 | 240.2483 | 161.1007 | 14.51548 | – |
| 2025 Dec 10 18:56 | 2025 Dec 06 22:00:35 | 74.0369 | 0.00138 | 2.6089 | 240.2483 | 161.1007 | 14.51548 | – |
| 2025 Dec 09 18:56 | 2025 Dec 06 22:00:35 | 74.0369 | 0.00138 | 2.6089 | 240.2483 | 161.1007 | 14.51548 | – |
| 2025 Dec 08 18:56 | 2025 Dec 06 22:00:35 | 74.0369 | 0.00138 | 2.6089 | 240.2483 | 161.1007 | 14.51548 | – |
| 2025 Dec 07 18:56 | 2025 Dec 06 22:00:35 | 74.0369 | 0.00138 | 2.6089 | 240.2483 | 161.1007 | 14.51548 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 06:37:52 | 74.0371 | 0.00139 | 3.1913 | 249.2047 | 161.1007 | 14.51548 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 06:37:52 | 74.0371 | 0.00139 | 3.1913 | 249.2047 | 161.1007 | 14.51548 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 06:37:52 | 74.0371 | 0.00139 | 3.1913 | 249.2047 | 161.1007 | 14.51548 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 06:37:52 | 74.0371 | 0.00139 | 3.1913 | 249.2047 | 161.1007 | 14.51548 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 06:37:52 | 74.0371 | 0.00139 | 3.1913 | 249.2047 | 161.1007 | 14.51548 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 07:33:39 | 74.0370 | 0.00138 | 4.0648 | 262.0292 | 161.1007 | 14.51548 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 07:33:39 | 74.0370 | 0.00138 | 4.0648 | 262.0292 | 161.1007 | 14.51548 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 07:33:39 | 74.0370 | 0.00138 | 4.0648 | 262.0292 | 161.1007 | 14.51548 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 07:33:39 | 74.0370 | 0.00138 | 4.0648 | 262.0292 | 161.1007 | 14.51548 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 07:33:39 | 74.0370 | 0.00138 | 4.0648 | 262.0292 | 161.1007 | 14.51548 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 07:33:39 | 74.0370 | 0.00138 | 4.0648 | 262.0292 | 161.1007 | 14.51548 | – |
| 2025 Nov 24 18:56 | 2025 Nov 20 06:40:25 | 74.0369 | 0.00138 | 4.6968 | 271.6367 | 161.1007 | 14.51548 | – |
| 2025 Nov 23 18:57 | 2025 Nov 20 06:40:25 | 74.0369 | 0.00138 | 4.6968 | 271.6367 | 161.1007 | 14.51548 | – |
| 2025 Nov 21 18:57 | 2025 Nov 20 06:40:25 | 74.0369 | 0.00138 | 4.6968 | 271.6367 | 161.1007 | 14.51548 | – |