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 | 21157 |
| 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 Aug 18 17:56 | 2026 Aug 13 03:55:13 | 73.9472 | 0.01744 | 16.9292 | 163.2447 | 260.5302 | 12.24126 | – |
| 2026 Aug 17 17:56 | 2026 Aug 13 03:55:13 | 73.9472 | 0.01744 | 16.9292 | 163.2447 | 260.5302 | 12.24126 | – |
| 2026 Aug 16 17:56 | 2026 Aug 13 03:55:13 | 73.9472 | 0.01744 | 16.9292 | 163.2447 | 260.5302 | 12.24126 | – |
| 2026 Aug 15 17:57 | 2026 Aug 13 03:55:13 | 73.9472 | 0.01744 | 16.9292 | 163.2447 | 260.5302 | 12.24126 | – |
| 2026 Aug 14 17:56 | 2026 Aug 13 03:55:13 | 73.9472 | 0.01744 | 16.9292 | 163.2447 | 260.5302 | 12.24126 | – |
| 2026 Aug 13 17:57 | 2026 Aug 13 03:55:13 | 73.9472 | 0.01744 | 16.9292 | 163.2447 | 260.5302 | 12.24126 | – |
| 2026 Aug 12 17:56 | 2026 Aug 07 06:47:36 | 73.9485 | 0.01744 | 17.4281 | 171.6180 | 260.5302 | 12.24126 | – |
| 2026 Aug 11 17:56 | 2026 Aug 07 06:47:36 | 73.9485 | 0.01744 | 17.4281 | 171.6180 | 260.5302 | 12.24126 | – |
| 2026 Aug 10 17:56 | 2026 Aug 07 06:47:36 | 73.9485 | 0.01744 | 17.4281 | 171.6180 | 260.5302 | 12.24126 | – |
| 2026 Aug 09 17:57 | 2026 Aug 07 06:47:36 | 73.9485 | 0.01744 | 17.4281 | 171.6180 | 260.5302 | 12.24126 | – |
| 2026 Aug 08 17:57 | 2026 Aug 07 06:47:36 | 73.9485 | 0.01744 | 17.4281 | 171.6180 | 260.5302 | 12.24126 | – |
| 2026 Aug 07 17:57 | 2026 Aug 07 06:47:36 | 73.9485 | 0.01744 | 17.4281 | 171.6180 | 260.5302 | 12.24126 | – |
| 2026 Aug 06 17:57 | 2026 Aug 01 05:34:12 | 73.9498 | 0.01745 | 17.9414 | 180.2232 | 260.5302 | 12.24126 | – |
| 2026 Aug 05 17:56 | 2026 Aug 01 05:34:12 | 73.9498 | 0.01745 | 17.9414 | 180.2232 | 260.5302 | 12.24126 | – |
| 2026 Aug 04 17:57 | 2026 Aug 01 05:34:12 | 73.9498 | 0.01745 | 17.9414 | 180.2232 | 260.5302 | 12.24126 | – |
| 2026 Aug 03 17:56 | 2026 Aug 01 05:34:12 | 73.9498 | 0.01745 | 17.9414 | 180.2232 | 260.5302 | 12.24126 | – |
| 2026 Aug 02 17:57 | 2026 Aug 01 05:34:12 | 73.9498 | 0.01745 | 17.9414 | 180.2232 | 260.5302 | 12.24126 | – |
| 2026 Aug 01 17:57 | 2026 Aug 01 05:34:12 | 73.9498 | 0.01745 | 17.9414 | 180.2232 | 260.5302 | 12.24126 | – |
| 2026 Jul 31 17:56 | 2026 Jul 27 05:55:39 | 73.9508 | 0.01746 | 18.3643 | 187.3112 | 260.5302 | 12.24126 | – |
| 2026 Jul 30 17:57 | 2026 Jul 27 05:55:39 | 73.9508 | 0.01746 | 18.3643 | 187.3112 | 260.5302 | 12.24126 | – |
| 2026 Jul 29 17:57 | 2026 Jul 27 05:55:39 | 73.9508 | 0.01746 | 18.3643 | 187.3112 | 260.5302 | 12.24126 | – |
| 2026 Jul 28 17:57 | 2026 Jul 27 05:55:39 | 73.9508 | 0.01746 | 18.3643 | 187.3112 | 260.5302 | 12.24126 | – |
| 2026 Jul 27 17:57 | 2026 Jul 27 05:55:39 | 73.9508 | 0.01746 | 18.3643 | 187.3112 | 260.5302 | 12.24126 | – |
| 2026 Jul 26 17:56 | 2026 Jul 21 04:37:14 | 73.9518 | 0.01746 | 18.8779 | 195.9165 | 260.5302 | 12.24126 | – |
| 2026 Jul 25 17:57 | 2026 Jul 21 04:37:14 | 73.9518 | 0.01746 | 18.8779 | 195.9165 | 260.5302 | 12.24126 | – |
| 2026 Jul 24 17:56 | 2026 Jul 21 04:37:14 | 73.9518 | 0.01746 | 18.8779 | 195.9165 | 260.5302 | 12.24126 | – |
| 2026 Jul 23 17:57 | 2026 Jul 21 04:37:14 | 73.9518 | 0.01746 | 18.8779 | 195.9165 | 260.5302 | 12.24126 | – |
| 2026 Jul 22 17:57 | 2026 Jul 21 04:37:14 | 73.9518 | 0.01746 | 18.8779 | 195.9165 | 260.5302 | 12.24126 | – |