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 | 21861 |
| 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 22:09:10 | 74.0236 | 0.01347 | 3.4259 | 207.3118 | 276.7436 | 12.25096 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 22:09:10 | 74.0236 | 0.01347 | 3.4259 | 207.3118 | 276.7436 | 12.25096 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 22:09:10 | 74.0236 | 0.01347 | 3.4259 | 207.3118 | 276.7436 | 12.25096 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 22:09:10 | 74.0236 | 0.01347 | 3.4259 | 207.3118 | 276.7436 | 12.25096 | – |
| 2025 Aug 27 17:56 | 2025 Aug 22 12:19:08 | 74.0227 | 0.01346 | 3.8836 | 215.0671 | 276.7436 | 12.25096 | – |
| 2025 Aug 26 17:56 | 2025 Aug 22 12:19:08 | 74.0227 | 0.01346 | 3.8836 | 215.0671 | 276.7436 | 12.25096 | – |
| 2025 Aug 25 17:56 | 2025 Aug 22 12:19:08 | 74.0227 | 0.01346 | 3.8836 | 215.0671 | 276.7436 | 12.25096 | – |
| 2025 Aug 24 17:56 | 2025 Aug 22 12:19:08 | 74.0227 | 0.01346 | 3.8836 | 215.0671 | 276.7436 | 12.25096 | – |
| 2025 Aug 23 17:56 | 2025 Aug 22 12:19:08 | 74.0227 | 0.01346 | 3.8836 | 215.0671 | 276.7436 | 12.25096 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 12:45:42 | 74.0228 | 0.01345 | 4.3050 | 222.2216 | 276.7436 | 12.25096 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 12:45:42 | 74.0228 | 0.01345 | 4.3050 | 222.2216 | 276.7436 | 12.25096 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 12:45:42 | 74.0228 | 0.01345 | 4.3050 | 222.2216 | 276.7436 | 12.25096 | – |
| 2025 Aug 18 17:56 | 2025 Aug 17 12:45:42 | 74.0228 | 0.01345 | 4.3050 | 222.2216 | 276.7436 | 12.25096 | – |
| 2025 Aug 16 17:56 | 2025 Aug 11 15:50:37 | 74.0249 | 0.01344 | 4.8018 | 230.6879 | 276.7436 | 12.25096 | – |
| 2025 Aug 15 17:57 | 2025 Aug 11 15:50:37 | 74.0249 | 0.01344 | 4.8018 | 230.6879 | 276.7436 | 12.25096 | – |
| 2025 Aug 14 17:56 | 2025 Aug 11 15:50:37 | 74.0249 | 0.01344 | 4.8018 | 230.6879 | 276.7436 | 12.25096 | – |
| 2025 Aug 13 17:58 | 2025 Aug 11 15:50:37 | 74.0249 | 0.01344 | 4.8018 | 230.6879 | 276.7436 | 12.25096 | – |
| 2025 Aug 12 17:56 | 2025 Aug 11 15:50:37 | 74.0249 | 0.01344 | 4.8018 | 230.6879 | 276.7436 | 12.25096 | – |
| 2025 Aug 11 17:56 | 2025 Aug 06 16:17:51 | 74.0273 | 0.01342 | 5.2235 | 237.7227 | 276.7436 | 12.25096 | – |
| 2025 Aug 10 17:57 | 2025 Aug 06 16:17:51 | 74.0273 | 0.01342 | 5.2235 | 237.7227 | 276.7436 | 12.25096 | – |
| 2025 Aug 09 17:56 | 2025 Aug 06 16:17:51 | 74.0273 | 0.01342 | 5.2235 | 237.7227 | 276.7436 | 12.25096 | – |
| 2025 Aug 08 17:56 | 2025 Aug 06 16:17:51 | 74.0273 | 0.01342 | 5.2235 | 237.7227 | 276.7436 | 12.25096 | – |
| 2025 Aug 07 17:56 | 2025 Aug 06 16:17:51 | 74.0273 | 0.01342 | 5.2235 | 237.7227 | 276.7436 | 12.25096 | – |
| 2025 Aug 05 17:56 | 2025 Jul 31 17:14:32 | 74.0232 | 0.01347 | 5.7275 | 246.5292 | 276.7436 | 12.25096 | – |
| 2025 Aug 04 17:56 | 2025 Jul 31 17:14:32 | 74.0232 | 0.01347 | 5.7275 | 246.5292 | 276.7436 | 12.25096 | – |