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 | 21136 |
| 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 Aug 31 17:56 | 2025 Aug 26 17:31:52 | 73.9957 | 0.02885 | 7.6706 | 90.8707 | 331.1470 | 11.97303 | – |
| 2025 Aug 30 17:56 | 2025 Aug 26 17:31:52 | 73.9957 | 0.02885 | 7.6706 | 90.8707 | 331.1470 | 11.97303 | – |
| 2025 Aug 29 17:56 | 2025 Aug 26 17:31:52 | 73.9957 | 0.02885 | 7.6706 | 90.8707 | 331.1470 | 11.97303 | – |
| 2025 Aug 28 17:57 | 2025 Aug 26 17:31:52 | 73.9957 | 0.02885 | 7.6706 | 90.8707 | 331.1470 | 11.97303 | – |
| 2025 Aug 27 17:56 | 2025 Aug 21 19:17:13 | 73.9964 | 0.02883 | 8.0668 | 97.5763 | 331.1470 | 11.97303 | – |
| 2025 Aug 26 17:56 | 2025 Aug 21 19:17:13 | 73.9964 | 0.02883 | 8.0668 | 97.5763 | 331.1470 | 11.97303 | – |
| 2025 Aug 25 17:56 | 2025 Aug 21 19:17:13 | 73.9964 | 0.02883 | 8.0668 | 97.5763 | 331.1470 | 11.97303 | – |
| 2025 Aug 24 17:56 | 2025 Aug 21 19:17:13 | 73.9964 | 0.02883 | 8.0668 | 97.5763 | 331.1470 | 11.97303 | – |
| 2025 Aug 23 17:56 | 2025 Aug 21 19:17:13 | 73.9964 | 0.02883 | 8.0668 | 97.5763 | 331.1470 | 11.97303 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 18:59:01 | 73.9973 | 0.02882 | 8.3895 | 103.0376 | 331.1470 | 11.97303 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 18:59:01 | 73.9973 | 0.02882 | 8.3895 | 103.0376 | 331.1470 | 11.97303 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 18:59:01 | 73.9973 | 0.02882 | 8.3895 | 103.0376 | 331.1470 | 11.97303 | – |
| 2025 Aug 18 17:56 | 2025 Aug 17 18:59:01 | 73.9973 | 0.02882 | 8.3895 | 103.0376 | 331.1470 | 11.97303 | – |
| 2025 Aug 16 17:56 | 2025 Aug 11 20:39:58 | 73.9977 | 0.02880 | 8.8663 | 111.1183 | 331.1470 | 11.97303 | – |
| 2025 Aug 15 17:57 | 2025 Aug 11 20:39:58 | 73.9977 | 0.02880 | 8.8663 | 111.1183 | 331.1470 | 11.97303 | – |
| 2025 Aug 14 17:56 | 2025 Aug 11 20:39:58 | 73.9977 | 0.02880 | 8.8663 | 111.1183 | 331.1470 | 11.97303 | – |
| 2025 Aug 13 17:58 | 2025 Aug 11 20:39:58 | 73.9977 | 0.02880 | 8.8663 | 111.1183 | 331.1470 | 11.97303 | – |
| 2025 Aug 12 17:56 | 2025 Aug 11 20:39:58 | 73.9977 | 0.02880 | 8.8663 | 111.1183 | 331.1470 | 11.97303 | – |
| 2025 Aug 11 17:56 | 2025 Aug 06 20:18:33 | 73.9977 | 0.02878 | 9.2695 | 117.9511 | 331.1470 | 11.97303 | – |
| 2025 Aug 10 17:57 | 2025 Aug 06 20:18:33 | 73.9977 | 0.02878 | 9.2695 | 117.9511 | 331.1470 | 11.97303 | – |
| 2025 Aug 09 17:56 | 2025 Aug 06 20:18:33 | 73.9977 | 0.02878 | 9.2695 | 117.9511 | 331.1470 | 11.97303 | – |
| 2025 Aug 08 17:56 | 2025 Aug 06 20:18:33 | 73.9977 | 0.02878 | 9.2695 | 117.9511 | 331.1470 | 11.97303 | – |
| 2025 Aug 07 17:56 | 2025 Aug 06 20:18:33 | 73.9977 | 0.02878 | 9.2695 | 117.9511 | 331.1470 | 11.97303 | – |
| 2025 Aug 05 17:56 | 2025 Aug 01 04:16:59 | 73.9975 | 0.02875 | 9.7252 | 125.6801 | 331.1470 | 11.97303 | – |
| 2025 Aug 04 17:56 | 2025 Aug 01 04:16:59 | 73.9975 | 0.02875 | 9.7252 | 125.6801 | 331.1470 | 11.97303 | – |