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 | 21172 |
| 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 Dec 03 18:56 | 2025 Dec 02 07:24:12 | 74.0323 | 0.01341 | 12.9620 | 288.7916 | 191.7412 | 12.27720 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 07:24:12 | 74.0323 | 0.01341 | 12.9620 | 288.7916 | 191.7412 | 12.27720 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 09:32:02 | 74.0335 | 0.01340 | 13.5491 | 298.7387 | 191.7412 | 12.27720 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 09:32:02 | 74.0335 | 0.01340 | 13.5491 | 298.7387 | 191.7412 | 12.27720 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 09:32:02 | 74.0335 | 0.01340 | 13.5491 | 298.7387 | 191.7412 | 12.27720 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 09:32:02 | 74.0335 | 0.01340 | 13.5491 | 298.7387 | 191.7412 | 12.27720 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 09:32:02 | 74.0335 | 0.01340 | 13.5491 | 298.7387 | 191.7412 | 12.27720 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 09:32:02 | 74.0335 | 0.01340 | 13.5491 | 298.7387 | 191.7412 | 12.27720 | – |
| 2025 Nov 24 18:56 | 2025 Nov 20 04:03:32 | 74.0342 | 0.01341 | 13.9932 | 306.2083 | 191.7412 | 12.27720 | – |
| 2025 Nov 23 18:57 | 2025 Nov 20 04:03:32 | 74.0342 | 0.01341 | 13.9932 | 306.2083 | 191.7412 | 12.27720 | – |
| 2025 Nov 21 18:57 | 2025 Nov 20 04:03:32 | 74.0342 | 0.01341 | 13.9932 | 306.2083 | 191.7412 | 12.27720 | – |
| 2025 Nov 20 18:56 | 2025 Nov 20 04:03:32 | 74.0342 | 0.01341 | 13.9932 | 306.2083 | 191.7412 | 12.27720 | – |
| 2025 Nov 18 18:57 | 2025 Nov 08 17:46:05 | 74.0346 | 0.01341 | 14.9641 | 322.5882 | 191.7412 | 12.27720 | – |
| 2025 Nov 16 18:58 | 2025 Nov 08 17:46:05 | 74.0346 | 0.01341 | 14.9641 | 322.5882 | 191.7412 | 12.27720 | – |
| 2025 Nov 15 18:57 | 2025 Nov 08 17:46:05 | 74.0346 | 0.01341 | 14.9641 | 322.5882 | 191.7412 | 12.27720 | – |
| 2025 Nov 13 18:56 | 2025 Nov 08 17:46:05 | 74.0346 | 0.01341 | 14.9641 | 322.5882 | 191.7412 | 12.27720 | – |
| 2025 Nov 12 18:57 | 2025 Nov 08 17:46:05 | 74.0346 | 0.01341 | 14.9641 | 322.5882 | 191.7412 | 12.27720 | – |
| 2025 Nov 11 18:55 | 2025 Nov 08 17:46:05 | 74.0346 | 0.01341 | 14.9641 | 322.5882 | 191.7412 | 12.27720 | – |
| 2025 Nov 10 18:57 | 2025 Nov 08 17:46:05 | 74.0346 | 0.01341 | 14.9641 | 322.5882 | 191.7412 | 12.27720 | – |
| 2025 Nov 09 18:57 | 2025 Nov 08 17:46:05 | 74.0346 | 0.01341 | 14.9641 | 322.5882 | 191.7412 | 12.27720 | – |
| 2025 Nov 08 18:56 | 2025 Nov 02 05:50:02 | 74.0340 | 0.01340 | 15.5160 | 331.9085 | 191.7412 | 12.27720 | – |
| 2025 Nov 07 18:57 | 2025 Nov 02 05:50:02 | 74.0340 | 0.01340 | 15.5160 | 331.9085 | 191.7412 | 12.27720 | – |