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 |
| 2026 Jun 17 17:57 | 2026 Jun 16 23:18:16 | 74.2469 | 0.01793 | 23.7410 | 46.0690 | 75.6504 | 12.09409 | – |
| 2026 Jun 16 17:55 | 2026 Jun 08 20:13:42 | 74.2476 | 0.01794 | 0.3993 | 57.5185 | 75.6504 | 12.09409 | – |
| 2026 Jun 15 17:56 | 2026 Jun 08 20:13:42 | 74.2476 | 0.01794 | 0.3993 | 57.5185 | 75.6504 | 12.09409 | – |
| 2026 Jun 14 17:57 | 2026 Jun 08 20:13:42 | 74.2476 | 0.01794 | 0.3993 | 57.5185 | 75.6504 | 12.09409 | – |
| 2026 Jun 13 17:56 | 2026 Jun 08 20:13:42 | 74.2476 | 0.01794 | 0.3993 | 57.5185 | 75.6504 | 12.09409 | – |
| 2026 Jun 12 17:56 | 2026 Jun 08 20:13:42 | 74.2476 | 0.01794 | 0.3993 | 57.5185 | 75.6504 | 12.09409 | – |
| 2026 Jun 11 17:57 | 2026 Jun 06 20:32:37 | 74.2477 | 0.01794 | 0.5603 | 60.3287 | 75.6504 | 12.09409 | – |
| 2026 Jun 10 17:56 | 2026 Jun 06 20:32:37 | 74.2477 | 0.01794 | 0.5603 | 60.3287 | 75.6504 | 12.09409 | – |
| 2026 Jun 09 17:57 | 2026 Jun 06 20:32:37 | 74.2477 | 0.01794 | 0.5603 | 60.3287 | 75.6504 | 12.09409 | – |
| 2026 Jun 08 17:56 | 2026 Jun 06 20:32:37 | 74.2477 | 0.01794 | 0.5603 | 60.3287 | 75.6504 | 12.09409 | – |
| 2026 Jun 07 17:56 | 2026 Jun 06 20:32:37 | 74.2477 | 0.01794 | 0.5603 | 60.3287 | 75.6504 | 12.09409 | – |
| 2026 Jun 06 17:56 | 2026 May 30 13:54:13 | 74.2477 | 0.01793 | 1.1496 | 70.5968 | 75.6504 | 12.09409 | – |
| 2026 Jun 05 17:56 | 2026 May 30 13:54:13 | 74.2477 | 0.01793 | 1.1496 | 70.5968 | 75.6504 | 12.09409 | – |
| 2026 Jun 04 17:57 | 2026 May 30 13:54:13 | 74.2477 | 0.01793 | 1.1496 | 70.5968 | 75.6504 | 12.09409 | – |
| 2026 Jun 02 17:56 | 2026 May 30 13:54:13 | 74.2477 | 0.01793 | 1.1496 | 70.5968 | 75.6504 | 12.09409 | – |
| 2026 Jun 01 17:57 | 2026 May 30 13:54:13 | 74.2477 | 0.01793 | 1.1496 | 70.5968 | 75.6504 | 12.09409 | – |
| 2026 May 31 17:58 | 2026 May 30 13:54:13 | 74.2477 | 0.01793 | 1.1496 | 70.5968 | 75.6504 | 12.09409 | – |
| 2026 May 30 17:57 | 2026 May 25 14:48:20 | 74.2475 | 0.01792 | 1.5516 | 77.6068 | 75.6504 | 12.09409 | – |
| 2026 May 29 17:57 | 2026 May 25 14:48:20 | 74.2475 | 0.01792 | 1.5516 | 77.6068 | 75.6504 | 12.09409 | – |
| 2026 May 28 17:56 | 2026 May 25 14:48:20 | 74.2475 | 0.01792 | 1.5516 | 77.6068 | 75.6504 | 12.09409 | – |
| 2026 May 27 17:57 | 2026 May 25 14:48:20 | 74.2475 | 0.01792 | 1.5516 | 77.6068 | 75.6504 | 12.09409 | – |
| 2026 May 26 17:57 | 2026 May 25 14:48:20 | 74.2475 | 0.01792 | 1.5516 | 77.6068 | 75.6504 | 12.09409 | – |
| 2026 May 25 17:57 | 2026 May 19 04:14:24 | 74.2469 | 0.01791 | 2.0732 | 86.7180 | 75.6504 | 12.09409 | – |
| 2026 May 24 17:57 | 2026 May 19 04:14:24 | 74.2469 | 0.01791 | 2.0732 | 86.7180 | 75.6504 | 12.09409 | – |
| 2026 May 23 17:58 | 2026 May 19 04:14:24 | 74.2469 | 0.01791 | 2.0732 | 86.7180 | 75.6504 | 12.09409 | – |
| 2026 May 22 17:57 | 2026 May 19 04:14:24 | 74.2469 | 0.01791 | 2.0732 | 86.7180 | 75.6504 | 12.09409 | – |
| 2026 May 21 17:57 | 2026 May 19 04:14:24 | 74.2469 | 0.01791 | 2.0732 | 86.7180 | 75.6504 | 12.09409 | – |