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 | 21158 |
| 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 18 17:57 | 2025 May 15 07:51:44 | 74.1012 | 0.01424 | 13.7733 | 272.7707 | 164.6215 | 12.13945 | – |
| 2025 May 17 17:57 | 2025 May 15 07:51:44 | 74.1012 | 0.01424 | 13.7733 | 272.7707 | 164.6215 | 12.13945 | – |
| 2025 May 16 17:56 | 2025 May 15 07:51:44 | 74.1012 | 0.01424 | 13.7733 | 272.7707 | 164.6215 | 12.13945 | – |
| 2025 May 15 17:57 | 2025 May 15 07:51:44 | 74.1012 | 0.01424 | 13.7733 | 272.7707 | 164.6215 | 12.13945 | – |
| 2025 May 14 17:56 | 2025 May 09 09:41:03 | 74.1016 | 0.01423 | 14.2615 | 281.1076 | 164.6215 | 12.13945 | – |
| 2025 May 13 17:56 | 2025 May 09 09:41:03 | 74.1016 | 0.01423 | 14.2615 | 281.1076 | 164.6215 | 12.13945 | – |
| 2025 May 12 17:56 | 2025 May 09 09:41:03 | 74.1016 | 0.01423 | 14.2615 | 281.1076 | 164.6215 | 12.13945 | – |
| 2025 May 11 17:56 | 2025 May 09 09:41:03 | 74.1016 | 0.01423 | 14.2615 | 281.1076 | 164.6215 | 12.13945 | – |
| 2025 May 10 17:56 | 2025 May 09 09:41:03 | 74.1016 | 0.01423 | 14.2615 | 281.1076 | 164.6215 | 12.13945 | – |
| 2025 May 09 17:57 | 2025 May 09 09:41:03 | 74.1016 | 0.01423 | 14.2615 | 281.1076 | 164.6215 | 12.13945 | – |
| 2025 May 08 17:56 | 2025 May 03 06:51:00 | 74.1020 | 0.01423 | 14.7657 | 289.7366 | 164.6215 | 12.13945 | – |
| 2025 May 07 17:56 | 2025 May 03 06:51:00 | 74.1020 | 0.01423 | 14.7657 | 289.7366 | 164.6215 | 12.13945 | – |
| 2025 May 06 17:57 | 2025 May 03 06:51:00 | 74.1020 | 0.01423 | 14.7657 | 289.7366 | 164.6215 | 12.13945 | – |
| 2025 May 05 17:56 | 2025 May 03 06:51:00 | 74.1020 | 0.01423 | 14.7657 | 289.7366 | 164.6215 | 12.13945 | – |
| 2025 May 04 17:57 | 2025 May 03 06:51:00 | 74.1020 | 0.01423 | 14.7657 | 289.7366 | 164.6215 | 12.13945 | – |
| 2025 May 03 17:57 | 2025 May 03 06:51:00 | 74.1020 | 0.01423 | 14.7657 | 289.7366 | 164.6215 | 12.13945 | – |
| 2025 May 01 17:56 | 2025 Apr 22 09:57:41 | 74.1010 | 0.01422 | 15.6615 | 305.0641 | 164.6215 | 12.13945 | – |
| 2025 Apr 30 17:56 | 2025 Apr 22 09:57:41 | 74.1010 | 0.01422 | 15.6615 | 305.0641 | 164.6215 | 12.13945 | – |
| 2025 Apr 29 17:57 | 2025 Apr 22 09:57:41 | 74.1010 | 0.01422 | 15.6615 | 305.0641 | 164.6215 | 12.13945 | – |
| 2025 Apr 27 17:56 | 2025 Apr 22 09:57:41 | 74.1010 | 0.01422 | 15.6615 | 305.0641 | 164.6215 | 12.13945 | – |
| 2025 Apr 26 17:57 | 2025 Apr 22 09:57:41 | 74.1010 | 0.01422 | 15.6615 | 305.0641 | 164.6215 | 12.13945 | – |
| 2025 Apr 25 17:56 | 2025 Apr 22 09:57:41 | 74.1010 | 0.01422 | 15.6615 | 305.0641 | 164.6215 | 12.13945 | – |
| 2025 Apr 24 17:56 | 2025 Apr 22 09:57:41 | 74.1010 | 0.01422 | 15.6615 | 305.0641 | 164.6215 | 12.13945 | – |
| 2025 Apr 23 17:57 | 2025 Apr 22 09:57:41 | 74.1010 | 0.01422 | 15.6615 | 305.0641 | 164.6215 | 12.13945 | – |
| 2025 Apr 22 17:56 | 2025 Apr 22 09:57:41 | 74.1010 | 0.01422 | 15.6615 | 305.0641 | 164.6215 | 12.13945 | – |
| 2025 Apr 21 17:57 | 2025 Apr 15 20:17:14 | 74.1003 | 0.01421 | 16.2030 | 314.3262 | 164.6215 | 12.13945 | – |