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 | 21185 |
| 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 11 18:56 | 2025 Dec 06 22:51:56 | 74.0195 | 0.02048 | 10.8369 | 345.3975 | 169.8986 | 12.16138 | – |
| 2025 Dec 10 18:56 | 2025 Dec 06 22:51:56 | 74.0195 | 0.02048 | 10.8369 | 345.3975 | 169.8986 | 12.16138 | – |
| 2025 Dec 09 18:56 | 2025 Dec 06 22:51:56 | 74.0195 | 0.02048 | 10.8369 | 345.3975 | 169.8986 | 12.16138 | – |
| 2025 Dec 08 18:56 | 2025 Dec 06 22:51:56 | 74.0195 | 0.02048 | 10.8369 | 345.3975 | 169.8986 | 12.16138 | – |
| 2025 Dec 07 18:56 | 2025 Dec 06 22:51:56 | 74.0195 | 0.02048 | 10.8369 | 345.3975 | 169.8986 | 12.16138 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 06:06:25 | 74.0194 | 0.02047 | 11.2278 | 352.0145 | 169.8986 | 12.16138 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 06:06:25 | 74.0194 | 0.02047 | 11.2278 | 352.0145 | 169.8986 | 12.16138 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 06:06:25 | 74.0194 | 0.02047 | 11.2278 | 352.0145 | 169.8986 | 12.16138 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 06:06:25 | 74.0194 | 0.02047 | 11.2278 | 352.0145 | 169.8986 | 12.16138 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 06:06:25 | 74.0194 | 0.02047 | 11.2278 | 352.0145 | 169.8986 | 12.16138 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 00:37:00 | 74.0199 | 0.02046 | 11.8292 | 2.2140 | 169.8986 | 12.16138 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 00:37:00 | 74.0199 | 0.02046 | 11.8292 | 2.2140 | 169.8986 | 12.16138 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 00:37:00 | 74.0199 | 0.02046 | 11.8292 | 2.2140 | 169.8986 | 12.16138 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 00:37:00 | 74.0199 | 0.02046 | 11.8292 | 2.2140 | 169.8986 | 12.16138 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 00:37:00 | 74.0199 | 0.02046 | 11.8292 | 2.2140 | 169.8986 | 12.16138 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 00:37:00 | 74.0199 | 0.02046 | 11.8292 | 2.2140 | 169.8986 | 12.16138 | – |
| 2025 Nov 24 18:56 | 2025 Nov 19 23:57:51 | 74.0204 | 0.02045 | 12.2475 | 9.2910 | 169.8986 | 12.16138 | – |
| 2025 Nov 23 18:57 | 2025 Nov 19 23:57:51 | 74.0204 | 0.02045 | 12.2475 | 9.2910 | 169.8986 | 12.16138 | – |
| 2025 Nov 21 18:57 | 2025 Nov 19 23:57:51 | 74.0204 | 0.02045 | 12.2475 | 9.2910 | 169.8986 | 12.16138 | – |
| 2025 Nov 20 18:56 | 2025 Nov 19 23:57:51 | 74.0204 | 0.02045 | 12.2475 | 9.2910 | 169.8986 | 12.16138 | – |
| 2025 Nov 18 18:57 | 2025 Nov 08 01:47:52 | 74.0225 | 0.02043 | 13.2394 | 26.0985 | 169.8986 | 12.16138 | – |
| 2025 Nov 16 18:58 | 2025 Nov 08 01:47:52 | 74.0225 | 0.02043 | 13.2394 | 26.0985 | 169.8986 | 12.16138 | – |
| 2025 Nov 15 18:57 | 2025 Nov 08 01:47:52 | 74.0225 | 0.02043 | 13.2394 | 26.0985 | 169.8986 | 12.16138 | – |