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 | 21157 |
| 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 Feb 05 18:58 | 2026 Feb 02 10:59:22 | 73.9513 | 0.01738 | 9.1923 | 75.9629 | 3.3851 | 12.24125 | – |
| 2026 Feb 04 18:57 | 2026 Feb 02 10:59:22 | 73.9513 | 0.01738 | 9.1923 | 75.9629 | 3.3851 | 12.24125 | – |
| 2026 Feb 03 18:56 | 2026 Feb 02 10:59:22 | 73.9513 | 0.01738 | 9.1923 | 75.9629 | 3.3851 | 12.24125 | – |
| 2026 Feb 02 18:56 | 2026 Feb 02 10:59:22 | 73.9513 | 0.01738 | 9.1923 | 75.9629 | 3.3851 | 12.24125 | – |
| 2026 Feb 01 18:56 | 2026 Jan 27 09:45:32 | 73.9513 | 0.01738 | 9.7056 | 84.6212 | 3.3851 | 12.24125 | – |
| 2026 Jan 31 18:56 | 2026 Jan 27 09:45:32 | 73.9513 | 0.01738 | 9.7056 | 84.6212 | 3.3851 | 12.24125 | – |
| 2026 Jan 30 18:57 | 2026 Jan 27 09:45:32 | 73.9513 | 0.01738 | 9.7056 | 84.6212 | 3.3851 | 12.24125 | – |
| 2026 Jan 29 18:56 | 2026 Jan 27 09:45:32 | 73.9513 | 0.01738 | 9.7056 | 84.6212 | 3.3851 | 12.24125 | – |
| 2026 Jan 28 18:56 | 2026 Jan 27 09:45:32 | 73.9513 | 0.01738 | 9.7056 | 84.6212 | 3.3851 | 12.24125 | – |
| 2026 Jan 27 18:56 | 2026 Jan 22 12:09:15 | 73.9506 | 0.01738 | 10.1211 | 91.6301 | 3.3851 | 12.24125 | – |
| 2026 Jan 26 18:57 | 2026 Jan 22 12:09:15 | 73.9506 | 0.01738 | 10.1211 | 91.6301 | 3.3851 | 12.24125 | – |
| 2026 Jan 25 18:57 | 2026 Jan 22 12:09:15 | 73.9506 | 0.01738 | 10.1211 | 91.6301 | 3.3851 | 12.24125 | – |
| 2026 Jan 24 18:58 | 2026 Jan 22 12:09:15 | 73.9506 | 0.01738 | 10.1211 | 91.6301 | 3.3851 | 12.24125 | – |