Orbital elements of SL-8 DEB
| Launched | 4 February 1991 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21257 |
| 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 May 09 17:57 | 2025 May 09 06:56:04 | 82.9187 | 0.00315 | 16.9083 | 266.3350 | 119.2474 | 13.77974 | – |
| 2025 May 08 17:56 | 2025 May 03 13:42:40 | 82.9180 | 0.00314 | 17.1931 | 283.1457 | 119.2474 | 13.77974 | – |
| 2025 May 07 17:56 | 2025 May 03 13:42:40 | 82.9180 | 0.00314 | 17.1931 | 283.1457 | 119.2474 | 13.77974 | – |
| 2025 May 06 17:57 | 2025 May 03 13:42:40 | 82.9180 | 0.00314 | 17.1931 | 283.1457 | 119.2474 | 13.77974 | – |
| 2025 May 05 17:56 | 2025 May 03 13:42:40 | 82.9180 | 0.00314 | 17.1931 | 283.1457 | 119.2474 | 13.77974 | – |
| 2025 May 04 17:57 | 2025 May 03 13:42:40 | 82.9180 | 0.00314 | 17.1931 | 283.1457 | 119.2474 | 13.77974 | – |
| 2025 May 03 17:57 | 2025 May 03 13:42:40 | 82.9180 | 0.00314 | 17.1931 | 283.1457 | 119.2474 | 13.77974 | – |
| 2025 May 01 17:56 | 2025 Apr 22 14:37:51 | 82.9165 | 0.00317 | 17.7391 | 315.2929 | 119.2474 | 13.77974 | – |
| 2025 Apr 30 17:56 | 2025 Apr 22 14:37:51 | 82.9165 | 0.00317 | 17.7391 | 315.2929 | 119.2474 | 13.77974 | – |
| 2025 Apr 29 17:57 | 2025 Apr 22 14:37:51 | 82.9165 | 0.00317 | 17.7391 | 315.2929 | 119.2474 | 13.77974 | – |
| 2025 Apr 27 17:56 | 2025 Apr 22 14:37:51 | 82.9165 | 0.00317 | 17.7391 | 315.2929 | 119.2474 | 13.77974 | – |
| 2025 Apr 26 17:57 | 2025 Apr 22 14:37:51 | 82.9165 | 0.00317 | 17.7391 | 315.2929 | 119.2474 | 13.77974 | – |
| 2025 Apr 25 17:56 | 2025 Apr 22 14:37:51 | 82.9165 | 0.00317 | 17.7391 | 315.2929 | 119.2474 | 13.77974 | – |
| 2025 Apr 24 17:56 | 2025 Apr 22 14:37:51 | 82.9165 | 0.00317 | 17.7391 | 315.2929 | 119.2474 | 13.77974 | – |
| 2025 Apr 23 17:57 | 2025 Apr 22 14:37:51 | 82.9165 | 0.00317 | 17.7391 | 315.2929 | 119.2474 | 13.77974 | – |
| 2025 Apr 22 17:56 | 2025 Apr 22 14:37:51 | 82.9165 | 0.00317 | 17.7391 | 315.2929 | 119.2474 | 13.77974 | – |
| 2025 Apr 21 17:57 | 2025 Apr 15 15:19:50 | 82.9156 | 0.00321 | 18.0864 | 335.3656 | 119.2474 | 13.77974 | – |
| 2025 Apr 20 17:56 | 2025 Apr 15 15:19:50 | 82.9156 | 0.00321 | 18.0864 | 335.3656 | 119.2474 | 13.77974 | – |
| 2025 Apr 19 17:56 | 2025 Apr 15 15:19:50 | 82.9156 | 0.00321 | 18.0864 | 335.3656 | 119.2474 | 13.77974 | – |
| 2025 Apr 18 17:57 | 2025 Apr 15 15:19:50 | 82.9156 | 0.00321 | 18.0864 | 335.3656 | 119.2474 | 13.77974 | – |
| 2025 Apr 17 17:56 | 2025 Apr 15 15:19:50 | 82.9156 | 0.00321 | 18.0864 | 335.3656 | 119.2474 | 13.77974 | – |
| 2025 Apr 16 17:57 | 2025 Apr 15 15:19:50 | 82.9156 | 0.00321 | 18.0864 | 335.3656 | 119.2474 | 13.77974 | – |
| 2025 Apr 15 17:56 | 2025 Apr 10 18:35:36 | 82.9154 | 0.00325 | 18.3288 | 349.3813 | 119.2474 | 13.77974 | – |
| 2025 Apr 14 17:56 | 2025 Apr 10 18:35:36 | 82.9154 | 0.00325 | 18.3288 | 349.3813 | 119.2474 | 13.77974 | – |