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 | 21161 |
| 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 Mar 11 18:56 | 2026 Mar 10 12:19:04 | 74.0776 | 0.01315 | 0.0842 | 43.5093 | 72.0784 | 12.19450 | – |
| 2026 Mar 10 18:56 | 2026 Mar 10 12:19:04 | 74.0776 | 0.01315 | 0.0842 | 43.5093 | 72.0784 | 12.19450 | – |
| 2026 Mar 09 18:56 | 2026 Mar 04 06:54:11 | 74.0770 | 0.01314 | 0.6035 | 52.3965 | 72.0784 | 12.19450 | – |
| 2026 Mar 08 18:57 | 2026 Mar 04 06:54:11 | 74.0770 | 0.01314 | 0.6035 | 52.3965 | 72.0784 | 12.19450 | – |
| 2026 Mar 07 18:57 | 2026 Mar 04 06:54:11 | 74.0770 | 0.01314 | 0.6035 | 52.3965 | 72.0784 | 12.19450 | – |
| 2026 Mar 06 18:56 | 2026 Mar 04 06:54:11 | 74.0770 | 0.01314 | 0.6035 | 52.3965 | 72.0784 | 12.19450 | – |
| 2026 Mar 05 18:56 | 2026 Mar 04 06:54:11 | 74.0770 | 0.01314 | 0.6035 | 52.3965 | 72.0784 | 12.19450 | – |
| 2026 Mar 04 18:57 | 2026 Mar 04 06:54:11 | 74.0770 | 0.01314 | 0.6035 | 52.3965 | 72.0784 | 12.19450 | – |
| 2026 Mar 03 18:56 | 2026 Feb 26 08:57:41 | 74.0759 | 0.01313 | 1.0968 | 60.8512 | 72.0784 | 12.19450 | – |
| 2026 Mar 02 18:57 | 2026 Feb 26 08:57:41 | 74.0759 | 0.01313 | 1.0968 | 60.8512 | 72.0784 | 12.19450 | – |
| 2026 Mar 01 18:57 | 2026 Feb 26 08:57:41 | 74.0759 | 0.01313 | 1.0968 | 60.8512 | 72.0784 | 12.19450 | – |
| 2026 Feb 28 18:56 | 2026 Feb 26 08:57:41 | 74.0759 | 0.01313 | 1.0968 | 60.8512 | 72.0784 | 12.19450 | – |
| 2026 Feb 27 19:05 | 2026 Feb 26 08:57:41 | 74.0759 | 0.01313 | 1.0968 | 60.8512 | 72.0784 | 12.19450 | – |
| 2026 Feb 26 20:45 | 2026 Feb 26 08:57:41 | 74.0759 | 0.01313 | 1.0968 | 60.8512 | 72.0784 | 12.19450 | – |