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 |
| 2025 Aug 31 17:56 | 2025 Aug 27 16:32:17 | 73.9554 | 0.01750 | 22.6608 | 302.0736 | 173.5555 | 12.24123 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 16:32:17 | 73.9554 | 0.01750 | 22.6608 | 302.0736 | 173.5555 | 12.24123 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 16:32:17 | 73.9554 | 0.01750 | 22.6608 | 302.0736 | 173.5555 | 12.24123 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 16:32:17 | 73.9554 | 0.01750 | 22.6608 | 302.0736 | 173.5555 | 12.24123 | – |
| 2025 Aug 27 17:56 | 2025 Aug 20 18:02:13 | 73.9552 | 0.01750 | 23.2492 | 311.9332 | 173.5555 | 12.24123 | – |
| 2025 Aug 26 17:56 | 2025 Aug 20 18:02:13 | 73.9552 | 0.01750 | 23.2492 | 311.9332 | 173.5555 | 12.24123 | – |
| 2025 Aug 25 17:56 | 2025 Aug 20 18:02:13 | 73.9552 | 0.01750 | 23.2492 | 311.9332 | 173.5555 | 12.24123 | – |
| 2025 Aug 24 17:56 | 2025 Aug 20 18:02:13 | 73.9552 | 0.01750 | 23.2492 | 311.9332 | 173.5555 | 12.24123 | – |
| 2025 Aug 23 17:56 | 2025 Aug 20 18:02:13 | 73.9552 | 0.01750 | 23.2492 | 311.9332 | 173.5555 | 12.24123 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 19:16:05 | 73.9550 | 0.01750 | 23.4993 | 316.1227 | 173.5555 | 12.24123 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 19:16:05 | 73.9550 | 0.01750 | 23.4993 | 316.1227 | 173.5555 | 12.24123 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 19:16:05 | 73.9550 | 0.01750 | 23.4993 | 316.1227 | 173.5555 | 12.24123 | – |
| 2025 Aug 18 17:56 | 2025 Aug 17 19:16:05 | 73.9550 | 0.01750 | 23.4993 | 316.1227 | 173.5555 | 12.24123 | – |
| 2025 Aug 16 17:56 | 2025 Aug 12 02:19:24 | 73.9542 | 0.01749 | 23.9833 | 324.2313 | 173.5555 | 12.24123 | – |
| 2025 Aug 15 17:57 | 2025 Aug 12 02:19:24 | 73.9542 | 0.01749 | 23.9833 | 324.2313 | 173.5555 | 12.24123 | – |
| 2025 Aug 14 17:56 | 2025 Aug 12 02:19:24 | 73.9542 | 0.01749 | 23.9833 | 324.2313 | 173.5555 | 12.24123 | – |
| 2025 Aug 13 17:58 | 2025 Aug 12 02:19:24 | 73.9542 | 0.01749 | 23.9833 | 324.2313 | 173.5555 | 12.24123 | – |
| 2025 Aug 12 17:56 | 2025 Aug 12 02:19:24 | 73.9542 | 0.01749 | 23.9833 | 324.2313 | 173.5555 | 12.24123 | – |
| 2025 Aug 11 17:56 | 2025 Aug 06 20:37:53 | 73.9535 | 0.01748 | 0.4276 | 331.6790 | 173.5555 | 12.24123 | – |
| 2025 Aug 10 17:57 | 2025 Aug 06 20:37:53 | 73.9535 | 0.01748 | 0.4276 | 331.6790 | 173.5555 | 12.24123 | – |
| 2025 Aug 09 17:56 | 2025 Aug 06 20:37:53 | 73.9535 | 0.01748 | 0.4276 | 331.6790 | 173.5555 | 12.24123 | – |
| 2025 Aug 08 17:56 | 2025 Aug 06 20:37:53 | 73.9535 | 0.01748 | 0.4276 | 331.6790 | 173.5555 | 12.24123 | – |
| 2025 Aug 07 17:56 | 2025 Aug 06 20:37:53 | 73.9535 | 0.01748 | 0.4276 | 331.6790 | 173.5555 | 12.24123 | – |
| 2025 Aug 05 17:56 | 2025 Aug 01 12:37:29 | 73.9527 | 0.01748 | 0.8800 | 339.2607 | 173.5555 | 12.24123 | – |
| 2025 Aug 04 17:56 | 2025 Aug 01 12:37:29 | 73.9527 | 0.01748 | 0.8800 | 339.2607 | 173.5555 | 12.24123 | – |