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 | 21177 |
| 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 10:03:15 | 74.1054 | 0.01459 | 17.3731 | 266.7655 | 269.0970 | 12.13550 | – |
| 2026 Feb 04 18:57 | 2026 Feb 02 10:03:15 | 74.1054 | 0.01459 | 17.3731 | 266.7655 | 269.0970 | 12.13550 | – |
| 2026 Feb 03 18:56 | 2026 Feb 02 10:03:15 | 74.1054 | 0.01459 | 17.3731 | 266.7655 | 269.0970 | 12.13550 | – |
| 2026 Feb 02 18:56 | 2026 Feb 02 10:03:15 | 74.1054 | 0.01459 | 17.3731 | 266.7655 | 269.0970 | 12.13550 | – |
| 2026 Feb 01 18:56 | 2026 Jan 27 14:44:36 | 74.1056 | 0.01460 | 17.8510 | 274.9238 | 269.0970 | 12.13550 | – |
| 2026 Jan 31 18:56 | 2026 Jan 27 14:44:36 | 74.1056 | 0.01460 | 17.8510 | 274.9238 | 269.0970 | 12.13550 | – |
| 2026 Jan 30 18:57 | 2026 Jan 27 14:44:36 | 74.1056 | 0.01460 | 17.8510 | 274.9238 | 269.0970 | 12.13550 | – |
| 2026 Jan 29 18:56 | 2026 Jan 27 14:44:36 | 74.1056 | 0.01460 | 17.8510 | 274.9238 | 269.0970 | 12.13550 | – |
| 2026 Jan 28 18:56 | 2026 Jan 27 14:44:36 | 74.1056 | 0.01460 | 17.8510 | 274.9238 | 269.0970 | 12.13550 | – |
| 2026 Jan 27 18:56 | 2026 Jan 22 10:55:56 | 74.1073 | 0.01461 | 18.2758 | 282.1729 | 269.0970 | 12.13550 | – |
| 2026 Jan 26 18:57 | 2026 Jan 22 10:55:56 | 74.1073 | 0.01461 | 18.2758 | 282.1729 | 269.0970 | 12.13550 | – |
| 2026 Jan 25 18:57 | 2026 Jan 22 10:55:56 | 74.1073 | 0.01461 | 18.2758 | 282.1729 | 269.0970 | 12.13550 | – |
| 2026 Jan 24 18:58 | 2026 Jan 22 10:55:56 | 74.1073 | 0.01461 | 18.2758 | 282.1729 | 269.0970 | 12.13550 | – |