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 | 21137 |
| 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 27 12:04:54 | 74.0405 | 0.01508 | 17.1173 | 41.6294 | 73.3760 | 12.18045 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 12:04:54 | 74.0405 | 0.01508 | 17.1173 | 41.6294 | 73.3760 | 12.18045 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 12:04:54 | 74.0405 | 0.01508 | 17.1173 | 41.6294 | 73.3760 | 12.18045 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 12:04:54 | 74.0405 | 0.01508 | 17.1173 | 41.6294 | 73.3760 | 12.18045 | – |
| 2025 Aug 27 17:56 | 2025 Aug 23 05:20:19 | 74.0409 | 0.01507 | 17.4742 | 47.7205 | 73.3760 | 12.18045 | – |
| 2025 Aug 26 17:56 | 2025 Aug 23 05:20:19 | 74.0409 | 0.01507 | 17.4742 | 47.7205 | 73.3760 | 12.18045 | – |
| 2025 Aug 25 17:56 | 2025 Aug 23 05:20:19 | 74.0409 | 0.01507 | 17.4742 | 47.7205 | 73.3760 | 12.18045 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 05:20:19 | 74.0409 | 0.01507 | 17.4742 | 47.7205 | 73.3760 | 12.18045 | – |
| 2025 Aug 23 17:56 | 2025 Aug 23 05:20:19 | 74.0409 | 0.01507 | 17.4742 | 47.7205 | 73.3760 | 12.18045 | – |
| 2025 Aug 22 17:56 | 2025 Aug 18 13:14:58 | 74.0416 | 0.01507 | 17.8636 | 54.3698 | 73.3760 | 12.18045 | – |
| 2025 Aug 20 17:56 | 2025 Aug 18 13:14:58 | 74.0416 | 0.01507 | 17.8636 | 54.3698 | 73.3760 | 12.18045 | – |
| 2025 Aug 19 17:56 | 2025 Aug 18 13:14:58 | 74.0416 | 0.01507 | 17.8636 | 54.3698 | 73.3760 | 12.18045 | – |
| 2025 Aug 18 17:56 | 2025 Aug 18 13:14:58 | 74.0416 | 0.01507 | 17.8636 | 54.3698 | 73.3760 | 12.18045 | – |
| 2025 Aug 16 17:56 | 2025 Aug 12 03:02:04 | 74.0431 | 0.01506 | 18.3993 | 63.5128 | 73.3760 | 12.18045 | – |
| 2025 Aug 15 17:57 | 2025 Aug 12 03:02:04 | 74.0431 | 0.01506 | 18.3993 | 63.5128 | 73.3760 | 12.18045 | – |
| 2025 Aug 14 17:56 | 2025 Aug 12 03:02:04 | 74.0431 | 0.01506 | 18.3993 | 63.5128 | 73.3760 | 12.18045 | – |
| 2025 Aug 13 17:58 | 2025 Aug 12 03:02:04 | 74.0431 | 0.01506 | 18.3993 | 63.5128 | 73.3760 | 12.18045 | – |
| 2025 Aug 12 17:56 | 2025 Aug 12 03:02:04 | 74.0431 | 0.01506 | 18.3993 | 63.5128 | 73.3760 | 12.18045 | – |
| 2025 Aug 11 17:56 | 2025 Aug 06 21:40:41 | 74.0441 | 0.01506 | 18.8348 | 70.9452 | 73.3760 | 12.18045 | – |
| 2025 Aug 10 17:57 | 2025 Aug 06 21:40:41 | 74.0441 | 0.01506 | 18.8348 | 70.9452 | 73.3760 | 12.18045 | – |
| 2025 Aug 09 17:56 | 2025 Aug 06 21:40:41 | 74.0441 | 0.01506 | 18.8348 | 70.9452 | 73.3760 | 12.18045 | – |
| 2025 Aug 08 17:56 | 2025 Aug 06 21:40:41 | 74.0441 | 0.01506 | 18.8348 | 70.9452 | 73.3760 | 12.18045 | – |
| 2025 Aug 07 17:56 | 2025 Aug 06 21:40:41 | 74.0441 | 0.01506 | 18.8348 | 70.9452 | 73.3760 | 12.18045 | – |
| 2025 Aug 05 17:56 | 2025 Jul 31 15:32:33 | 74.0453 | 0.01506 | 19.3562 | 79.8536 | 73.3760 | 12.18045 | – |
| 2025 Aug 04 17:56 | 2025 Jul 31 15:32:33 | 74.0453 | 0.01506 | 19.3562 | 79.8536 | 73.3760 | 12.18045 | – |