Orbital elements of SL-8 DEB
| Launched | 4 February 1991 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21091 |
| 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 15 17:56 | 2025 Sep 15 03:05:37 | 82.9297 | 0.00277 | 8.5992 | 148.6156 | 5.5964 | 13.80871 | – |
| 2025 Sep 12 17:57 | 2025 Sep 02 17:15:06 | 82.9317 | 0.00268 | 9.2191 | 183.5191 | 5.5964 | 13.80871 | – |
| 2025 Sep 11 17:57 | 2025 Sep 02 17:15:06 | 82.9317 | 0.00268 | 9.2191 | 183.5191 | 5.5964 | 13.80871 | – |
| 2025 Sep 10 17:56 | 2025 Sep 02 17:15:06 | 82.9317 | 0.00268 | 9.2191 | 183.5191 | 5.5964 | 13.80871 | – |
| 2025 Sep 08 17:57 | 2025 Sep 02 17:15:06 | 82.9317 | 0.00268 | 9.2191 | 183.5191 | 5.5964 | 13.80871 | – |
| 2025 Sep 07 17:56 | 2025 Sep 02 17:15:06 | 82.9317 | 0.00268 | 9.2191 | 183.5191 | 5.5964 | 13.80871 | – |
| 2025 Sep 06 20:41 | 2025 Sep 02 17:15:06 | 82.9317 | 0.00268 | 9.2191 | 183.5191 | 5.5964 | 13.80871 | – |
| 2025 Sep 03 17:57 | 2025 Sep 02 17:15:06 | 82.9317 | 0.00268 | 9.2191 | 183.5191 | 5.5964 | 13.80871 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 18:39:00 | 82.9325 | 0.00264 | 9.5159 | 200.6608 | 5.5964 | 13.80871 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 18:39:00 | 82.9325 | 0.00264 | 9.5159 | 200.6608 | 5.5964 | 13.80871 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 18:39:00 | 82.9325 | 0.00264 | 9.5159 | 200.6608 | 5.5964 | 13.80871 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 18:39:00 | 82.9325 | 0.00264 | 9.5159 | 200.6608 | 5.5964 | 13.80871 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 18:39:00 | 82.9325 | 0.00264 | 9.5159 | 200.6608 | 5.5964 | 13.80871 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 18:39:00 | 82.9325 | 0.00264 | 9.5159 | 200.6608 | 5.5964 | 13.80871 | – |
| 2025 Aug 27 17:56 | 2025 Aug 22 12:18:18 | 82.9329 | 0.00261 | 9.7787 | 216.0783 | 5.5964 | 13.80871 | – |
| 2025 Aug 26 17:56 | 2025 Aug 22 12:18:18 | 82.9329 | 0.00261 | 9.7787 | 216.0783 | 5.5964 | 13.80871 | – |
| 2025 Aug 25 17:56 | 2025 Aug 22 12:18:18 | 82.9329 | 0.00261 | 9.7787 | 216.0783 | 5.5964 | 13.80871 | – |
| 2025 Aug 24 17:56 | 2025 Aug 22 12:18:18 | 82.9329 | 0.00261 | 9.7787 | 216.0783 | 5.5964 | 13.80871 | – |
| 2025 Aug 23 17:56 | 2025 Aug 22 12:18:18 | 82.9329 | 0.00261 | 9.7787 | 216.0783 | 5.5964 | 13.80871 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 18:31:45 | 82.9333 | 0.00259 | 10.0155 | 230.0703 | 5.5964 | 13.80871 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 18:31:45 | 82.9333 | 0.00259 | 10.0155 | 230.0703 | 5.5964 | 13.80871 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 18:31:45 | 82.9333 | 0.00259 | 10.0155 | 230.0703 | 5.5964 | 13.80871 | – |