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 | 21174 |
| 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 May 24 17:57 | 2026 May 21 12:14:04 | 74.0867 | 0.02780 | 11.2182 | 255.0979 | 260.7968 | 11.99439 | – |
| 2026 May 23 17:58 | 2026 May 21 12:14:04 | 74.0867 | 0.02780 | 11.2182 | 255.0979 | 260.7968 | 11.99439 | – |
| 2026 May 22 17:57 | 2026 May 21 12:14:04 | 74.0867 | 0.02780 | 11.2182 | 255.0979 | 260.7968 | 11.99439 | – |
| 2026 May 21 17:57 | 2026 May 21 12:14:04 | 74.0867 | 0.02780 | 11.2182 | 255.0979 | 260.7968 | 11.99439 | – |
| 2026 May 20 17:57 | 2026 May 15 14:08:45 | 74.0877 | 0.02776 | 11.6936 | 263.2168 | 260.7968 | 11.99439 | – |
| 2026 May 19 17:58 | 2026 May 15 14:08:45 | 74.0877 | 0.02776 | 11.6936 | 263.2168 | 260.7968 | 11.99439 | – |
| 2026 May 18 17:57 | 2026 May 15 14:08:45 | 74.0877 | 0.02776 | 11.6936 | 263.2168 | 260.7968 | 11.99439 | – |
| 2026 May 17 17:57 | 2026 May 15 14:08:45 | 74.0877 | 0.02776 | 11.6936 | 263.2168 | 260.7968 | 11.99439 | – |
| 2026 May 16 17:56 | 2026 May 15 14:08:45 | 74.0877 | 0.02776 | 11.6936 | 263.2168 | 260.7968 | 11.99439 | – |
| 2026 May 15 17:57 | 2026 May 10 03:17:42 | 74.0884 | 0.02774 | 12.1313 | 270.7014 | 260.7968 | 11.99439 | – |
| 2026 May 14 17:58 | 2026 May 10 03:17:42 | 74.0884 | 0.02774 | 12.1313 | 270.7014 | 260.7968 | 11.99439 | – |
| 2026 May 13 17:58 | 2026 May 10 03:17:42 | 74.0884 | 0.02774 | 12.1313 | 270.7014 | 260.7968 | 11.99439 | – |
| 2026 May 12 17:58 | 2026 May 10 03:17:42 | 74.0884 | 0.02774 | 12.1313 | 270.7014 | 260.7968 | 11.99439 | – |
| 2026 May 11 17:56 | 2026 May 10 03:17:42 | 74.0884 | 0.02774 | 12.1313 | 270.7014 | 260.7968 | 11.99439 | – |
| 2026 May 10 17:57 | 2026 May 10 03:17:42 | 74.0884 | 0.02774 | 12.1313 | 270.7014 | 260.7968 | 11.99439 | – |
| 2026 May 09 17:57 | 2026 May 04 13:55:12 | 74.0892 | 0.02772 | 12.5774 | 278.3255 | 260.7968 | 11.99439 | – |
| 2026 May 08 17:57 | 2026 May 04 13:55:12 | 74.0892 | 0.02772 | 12.5774 | 278.3255 | 260.7968 | 11.99439 | – |
| 2026 May 07 17:58 | 2026 May 04 13:55:12 | 74.0892 | 0.02772 | 12.5774 | 278.3255 | 260.7968 | 11.99439 | – |
| 2026 May 06 17:57 | 2026 May 04 13:55:12 | 74.0892 | 0.02772 | 12.5774 | 278.3255 | 260.7968 | 11.99439 | – |
| 2026 May 05 17:57 | 2026 May 04 13:55:12 | 74.0892 | 0.02772 | 12.5774 | 278.3255 | 260.7968 | 11.99439 | – |
| 2026 May 04 17:57 | 2026 Apr 30 15:51:11 | 74.0893 | 0.02770 | 12.8921 | 283.7082 | 260.7968 | 11.99439 | – |
| 2026 May 03 17:57 | 2026 Apr 30 15:51:11 | 74.0893 | 0.02770 | 12.8921 | 283.7082 | 260.7968 | 11.99439 | – |
| 2026 May 02 17:57 | 2026 Apr 30 15:51:11 | 74.0893 | 0.02770 | 12.8921 | 283.7082 | 260.7968 | 11.99439 | – |
| 2026 May 01 17:56 | 2026 Apr 30 15:51:11 | 74.0893 | 0.02770 | 12.8921 | 283.7082 | 260.7968 | 11.99439 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 15:51:11 | 74.0893 | 0.02770 | 12.8921 | 283.7082 | 260.7968 | 11.99439 | – |
| 2026 Apr 29 17:57 | 2026 Apr 23 04:57:07 | 74.0899 | 0.02767 | 13.4905 | 293.9694 | 260.7968 | 11.99439 | – |
| 2026 Apr 28 17:56 | 2026 Apr 23 04:57:07 | 74.0899 | 0.02767 | 13.4905 | 293.9694 | 260.7968 | 11.99439 | – |
| 2026 Apr 27 17:58 | 2026 Apr 23 04:57:07 | 74.0899 | 0.02767 | 13.4905 | 293.9694 | 260.7968 | 11.99439 | – |