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 | 21254 |
| 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 Sep 03 17:57 | 2025 Sep 03 04:29:37 | 73.8913 | 0.01888 | 10.8496 | 187.1299 | 327.1907 | 12.39397 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 20:53:29 | 73.8909 | 0.01889 | 11.4032 | 196.3498 | 327.1907 | 12.39397 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 20:53:29 | 73.8909 | 0.01889 | 11.4032 | 196.3498 | 327.1907 | 12.39397 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 20:53:29 | 73.8909 | 0.01889 | 11.4032 | 196.3498 | 327.1907 | 12.39397 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 20:53:29 | 73.8909 | 0.01889 | 11.4032 | 196.3498 | 327.1907 | 12.39397 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 20:53:29 | 73.8909 | 0.01889 | 11.4032 | 196.3498 | 327.1907 | 12.39397 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 20:53:29 | 73.8909 | 0.01889 | 11.4032 | 196.3498 | 327.1907 | 12.39397 | – |
| 2025 Aug 27 17:56 | 2025 Aug 23 06:59:31 | 73.8905 | 0.01890 | 11.8045 | 203.0336 | 327.1907 | 12.39397 | – |
| 2025 Aug 26 17:56 | 2025 Aug 23 06:59:31 | 73.8905 | 0.01890 | 11.8045 | 203.0336 | 327.1907 | 12.39397 | – |
| 2025 Aug 25 17:56 | 2025 Aug 23 06:59:31 | 73.8905 | 0.01890 | 11.8045 | 203.0336 | 327.1907 | 12.39397 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 06:59:31 | 73.8905 | 0.01890 | 11.8045 | 203.0336 | 327.1907 | 12.39397 | – |
| 2025 Aug 23 17:56 | 2025 Aug 23 06:59:31 | 73.8905 | 0.01890 | 11.8045 | 203.0336 | 327.1907 | 12.39397 | – |
| 2025 Aug 22 17:56 | 2025 Aug 18 08:39:43 | 73.8900 | 0.01891 | 12.2366 | 210.2243 | 327.1907 | 12.39397 | – |
| 2025 Aug 20 17:56 | 2025 Aug 18 08:39:43 | 73.8900 | 0.01891 | 12.2366 | 210.2243 | 327.1907 | 12.39397 | – |
| 2025 Aug 19 17:56 | 2025 Aug 18 08:39:43 | 73.8900 | 0.01891 | 12.2366 | 210.2243 | 327.1907 | 12.39397 | – |
| 2025 Aug 18 17:56 | 2025 Aug 18 08:39:43 | 73.8900 | 0.01891 | 12.2366 | 210.2243 | 327.1907 | 12.39397 | – |
| 2025 Aug 16 17:56 | 2025 Aug 11 23:17:20 | 73.8888 | 0.01891 | 12.7967 | 219.5431 | 327.1907 | 12.39397 | – |
| 2025 Aug 15 17:57 | 2025 Aug 11 23:17:20 | 73.8888 | 0.01891 | 12.7967 | 219.5431 | 327.1907 | 12.39397 | – |
| 2025 Aug 14 17:56 | 2025 Aug 11 23:17:20 | 73.8888 | 0.01891 | 12.7967 | 219.5431 | 327.1907 | 12.39397 | – |
| 2025 Aug 13 17:58 | 2025 Aug 11 23:17:20 | 73.8888 | 0.01891 | 12.7967 | 219.5431 | 327.1907 | 12.39397 | – |
| 2025 Aug 12 17:56 | 2025 Aug 11 23:17:20 | 73.8888 | 0.01891 | 12.7967 | 219.5431 | 327.1907 | 12.39397 | – |
| 2025 Aug 11 17:56 | 2025 Aug 06 09:57:25 | 73.8881 | 0.01892 | 13.2836 | 227.6403 | 327.1907 | 12.39397 | – |
| 2025 Aug 10 17:57 | 2025 Aug 06 09:57:25 | 73.8881 | 0.01892 | 13.2836 | 227.6403 | 327.1907 | 12.39397 | – |
| 2025 Aug 09 17:56 | 2025 Aug 06 09:57:25 | 73.8881 | 0.01892 | 13.2836 | 227.6403 | 327.1907 | 12.39397 | – |
| 2025 Aug 08 17:56 | 2025 Aug 06 09:57:25 | 73.8881 | 0.01892 | 13.2836 | 227.6403 | 327.1907 | 12.39397 | – |