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 | 21176 | 
| 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 Oct 30 18:57 | 2025 Oct 29 11:09:30 | 74.0639 | 0.02070 | 12.7427 | 275.8734 | 260.7810 | 12.18040 | – | 
| 2025 Oct 29 18:57 | 2025 Oct 29 11:09:30 | 74.0639 | 0.02070 | 12.7427 | 275.8734 | 260.7810 | 12.18040 | – | 
| 2025 Oct 28 18:57 | 2025 Oct 23 05:02:42 | 74.0643 | 0.02070 | 13.2636 | 284.7282 | 260.7810 | 12.18040 | – | 
| 2025 Oct 27 18:57 | 2025 Oct 23 05:02:42 | 74.0643 | 0.02070 | 13.2636 | 284.7282 | 260.7810 | 12.18040 | – | 
| 2025 Oct 26 18:57 | 2025 Oct 23 05:02:42 | 74.0643 | 0.02070 | 13.2636 | 284.7282 | 260.7810 | 12.18040 | – | 
| 2025 Oct 25 17:57 | 2025 Oct 23 05:02:42 | 74.0643 | 0.02070 | 13.2636 | 284.7282 | 260.7810 | 12.18040 | – | 
| 2025 Oct 24 17:57 | 2025 Oct 23 05:02:42 | 74.0643 | 0.02070 | 13.2636 | 284.7282 | 260.7810 | 12.18040 | – | 
| 2025 Oct 22 17:56 | 2025 Oct 18 05:01:43 | 74.0643 | 0.02071 | 13.6801 | 291.8085 | 260.7810 | 12.18040 | – | 
| 2025 Oct 21 17:56 | 2025 Oct 18 05:01:43 | 74.0643 | 0.02071 | 13.6801 | 291.8085 | 260.7810 | 12.18040 | – | 
| 2025 Oct 20 17:56 | 2025 Oct 18 05:01:43 | 74.0643 | 0.02071 | 13.6801 | 291.8085 | 260.7810 | 12.18040 | – | 
| 2025 Oct 19 17:56 | 2025 Oct 18 05:01:43 | 74.0643 | 0.02071 | 13.6801 | 291.8085 | 260.7810 | 12.18040 | – | 
| 2025 Oct 18 17:56 | 2025 Oct 18 05:01:43 | 74.0643 | 0.02071 | 13.6801 | 291.8085 | 260.7810 | 12.18040 | – | 
| 2025 Oct 17 17:56 | 2025 Oct 07 06:52:28 | 74.0632 | 0.02071 | 14.5899 | 307.2698 | 260.7810 | 12.18040 | – | 
| 2025 Oct 16 17:56 | 2025 Oct 07 06:52:28 | 74.0632 | 0.02071 | 14.5899 | 307.2698 | 260.7810 | 12.18040 | – | 
| 2025 Oct 15 17:56 | 2025 Oct 07 06:52:28 | 74.0632 | 0.02071 | 14.5899 | 307.2698 | 260.7810 | 12.18040 | – | 
| 2025 Oct 14 17:56 | 2025 Oct 07 06:52:28 | 74.0632 | 0.02071 | 14.5899 | 307.2698 | 260.7810 | 12.18040 | – | 
| 2025 Oct 12 17:56 | 2025 Oct 07 06:52:28 | 74.0632 | 0.02071 | 14.5899 | 307.2698 | 260.7810 | 12.18040 | – | 
| 2025 Oct 11 17:57 | 2025 Oct 07 06:52:28 | 74.0632 | 0.02071 | 14.5899 | 307.2698 | 260.7810 | 12.18040 | – | 
| 2025 Oct 09 17:56 | 2025 Oct 07 06:52:28 | 74.0632 | 0.02071 | 14.5899 | 307.2698 | 260.7810 | 12.18040 | – | 
| 2025 Oct 08 17:56 | 2025 Oct 07 06:52:28 | 74.0632 | 0.02071 | 14.5899 | 307.2698 | 260.7810 | 12.18040 | – | 
| 2025 Oct 07 17:56 | 2025 Oct 07 06:52:28 | 74.0632 | 0.02071 | 14.5899 | 307.2698 | 260.7810 | 12.18040 | – | 
| 2025 Oct 05 17:56 | 2025 Sep 26 06:34:08 | 74.0612 | 0.02071 | 15.5072 | 322.8470 | 260.7810 | 12.18040 | – | 
| 2025 Oct 04 17:57 | 2025 Sep 26 06:34:08 | 74.0612 | 0.02071 | 15.5072 | 322.8470 | 260.7810 | 12.18040 | – | 
| 2025 Oct 03 17:57 | 2025 Sep 26 06:34:08 | 74.0612 | 0.02071 | 15.5072 | 322.8470 | 260.7810 | 12.18040 | – |