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 | 21919 |
| 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 Aug 31 17:56 | 2025 Aug 26 00:32:25 | 74.0617 | 0.03617 | 5.9596 | 31.0179 | 121.3153 | 11.75178 | – |
| 2025 Aug 30 17:56 | 2025 Aug 26 00:32:25 | 74.0617 | 0.03617 | 5.9596 | 31.0179 | 121.3153 | 11.75178 | – |
| 2025 Aug 29 17:56 | 2025 Aug 26 00:32:25 | 74.0617 | 0.03617 | 5.9596 | 31.0179 | 121.3153 | 11.75178 | – |
| 2025 Aug 28 17:57 | 2025 Aug 26 00:32:25 | 74.0617 | 0.03617 | 5.9596 | 31.0179 | 121.3153 | 11.75178 | – |
| 2025 Aug 27 17:56 | 2025 Aug 22 02:35:59 | 74.0623 | 0.03617 | 6.2600 | 36.1052 | 121.3153 | 11.75178 | – |
| 2025 Aug 26 17:56 | 2025 Aug 22 02:35:59 | 74.0623 | 0.03617 | 6.2600 | 36.1052 | 121.3153 | 11.75178 | – |
| 2025 Aug 25 17:56 | 2025 Aug 22 02:35:59 | 74.0623 | 0.03617 | 6.2600 | 36.1052 | 121.3153 | 11.75178 | – |
| 2025 Aug 24 17:56 | 2025 Aug 22 02:35:59 | 74.0623 | 0.03617 | 6.2600 | 36.1052 | 121.3153 | 11.75178 | – |
| 2025 Aug 23 17:56 | 2025 Aug 22 02:35:59 | 74.0623 | 0.03617 | 6.2600 | 36.1052 | 121.3153 | 11.75178 | – |
| 2025 Aug 22 17:56 | 2025 Aug 18 02:22:28 | 74.0632 | 0.03619 | 6.5678 | 41.3728 | 121.3153 | 11.75178 | – |
| 2025 Aug 20 17:56 | 2025 Aug 18 02:22:28 | 74.0632 | 0.03619 | 6.5678 | 41.3728 | 121.3153 | 11.75178 | – |
| 2025 Aug 19 17:56 | 2025 Aug 18 02:22:28 | 74.0632 | 0.03619 | 6.5678 | 41.3728 | 121.3153 | 11.75178 | – |
| 2025 Aug 18 17:56 | 2025 Aug 18 02:22:28 | 74.0632 | 0.03619 | 6.5678 | 41.3728 | 121.3153 | 11.75178 | – |
| 2025 Aug 16 17:56 | 2025 Aug 07 00:13:05 | 74.0638 | 0.03612 | 7.4189 | 55.7080 | 121.3153 | 11.75178 | – |
| 2025 Aug 15 17:57 | 2025 Aug 07 00:13:05 | 74.0638 | 0.03612 | 7.4189 | 55.7080 | 121.3153 | 11.75178 | – |
| 2025 Aug 14 17:56 | 2025 Aug 07 00:13:05 | 74.0638 | 0.03612 | 7.4189 | 55.7080 | 121.3153 | 11.75178 | – |
| 2025 Aug 13 17:58 | 2025 Aug 07 00:13:05 | 74.0638 | 0.03612 | 7.4189 | 55.7080 | 121.3153 | 11.75178 | – |
| 2025 Aug 12 17:56 | 2025 Aug 07 00:13:05 | 74.0638 | 0.03612 | 7.4189 | 55.7080 | 121.3153 | 11.75178 | – |
| 2025 Aug 11 17:56 | 2025 Aug 06 18:19:16 | 74.0642 | 0.03612 | 7.4378 | 56.0200 | 121.3153 | 11.75178 | – |
| 2025 Aug 10 17:57 | 2025 Aug 06 18:19:16 | 74.0642 | 0.03612 | 7.4378 | 56.0200 | 121.3153 | 11.75178 | – |
| 2025 Aug 09 17:56 | 2025 Aug 06 18:19:16 | 74.0642 | 0.03612 | 7.4378 | 56.0200 | 121.3153 | 11.75178 | – |
| 2025 Aug 08 17:56 | 2025 Aug 06 18:19:16 | 74.0642 | 0.03612 | 7.4378 | 56.0200 | 121.3153 | 11.75178 | – |
| 2025 Aug 07 17:56 | 2025 Aug 06 18:19:16 | 74.0642 | 0.03612 | 7.4378 | 56.0200 | 121.3153 | 11.75178 | – |
| 2025 Aug 05 17:56 | 2025 Jul 31 19:19:16 | 74.0643 | 0.03608 | 7.8951 | 63.7655 | 121.3153 | 11.75178 | – |
| 2025 Aug 04 17:56 | 2025 Jul 31 19:19:16 | 74.0643 | 0.03608 | 7.8951 | 63.7655 | 121.3153 | 11.75178 | – |