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 | 21184 |
| 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 20 18:57 | 2025 Dec 20 15:02:39 | 74.0258 | 0.01335 | 4.2771 | 234.4659 | 197.4260 | 12.19110 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 05:56:11 | 74.0260 | 0.01335 | 4.9779 | 246.2736 | 197.4260 | 12.19110 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 05:56:11 | 74.0260 | 0.01335 | 4.9779 | 246.2736 | 197.4260 | 12.19110 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 05:56:11 | 74.0260 | 0.01335 | 4.9779 | 246.2736 | 197.4260 | 12.19110 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 05:56:11 | 74.0260 | 0.01335 | 4.9779 | 246.2736 | 197.4260 | 12.19110 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 05:56:11 | 74.0260 | 0.01335 | 4.9779 | 246.2736 | 197.4260 | 12.19110 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 05:56:11 | 74.0260 | 0.01335 | 4.9779 | 246.2736 | 197.4260 | 12.19110 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 05:56:11 | 74.0260 | 0.01335 | 4.9779 | 246.2736 | 197.4260 | 12.19110 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 05:56:11 | 74.0260 | 0.01335 | 4.9779 | 246.2736 | 197.4260 | 12.19110 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 05:47:21 | 74.0255 | 0.01335 | 5.3965 | 253.3347 | 197.4260 | 12.19110 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 05:47:21 | 74.0255 | 0.01335 | 5.3965 | 253.3347 | 197.4260 | 12.19110 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 05:47:21 | 74.0255 | 0.01335 | 5.3965 | 253.3347 | 197.4260 | 12.19110 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 05:47:21 | 74.0255 | 0.01335 | 5.3965 | 253.3347 | 197.4260 | 12.19110 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 05:47:21 | 74.0255 | 0.01335 | 5.3965 | 253.3347 | 197.4260 | 12.19110 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 09:52:41 | 74.0242 | 0.01335 | 5.8003 | 260.1510 | 197.4260 | 12.19110 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 09:52:41 | 74.0242 | 0.01335 | 5.8003 | 260.1510 | 197.4260 | 12.19110 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 09:52:41 | 74.0242 | 0.01335 | 5.8003 | 260.1510 | 197.4260 | 12.19110 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 09:52:41 | 74.0242 | 0.01335 | 5.8003 | 260.1510 | 197.4260 | 12.19110 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 09:52:41 | 74.0242 | 0.01335 | 5.8003 | 260.1510 | 197.4260 | 12.19110 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 10:24:01 | 74.0237 | 0.01334 | 6.3839 | 269.9917 | 197.4260 | 12.19110 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 10:24:01 | 74.0237 | 0.01334 | 6.3839 | 269.9917 | 197.4260 | 12.19110 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 10:24:01 | 74.0237 | 0.01334 | 6.3839 | 269.9917 | 197.4260 | 12.19110 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 10:24:01 | 74.0237 | 0.01334 | 6.3839 | 269.9917 | 197.4260 | 12.19110 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 10:24:01 | 74.0237 | 0.01334 | 6.3839 | 269.9917 | 197.4260 | 12.19110 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 10:24:01 | 74.0237 | 0.01334 | 6.3839 | 269.9917 | 197.4260 | 12.19110 | – |
| 2025 Nov 24 18:56 | 2025 Nov 20 03:02:37 | 74.0229 | 0.01334 | 6.8277 | 277.4790 | 197.4260 | 12.19110 | – |
| 2025 Nov 23 18:57 | 2025 Nov 20 03:02:37 | 74.0229 | 0.01334 | 6.8277 | 277.4790 | 197.4260 | 12.19110 | – |