Orbital elements of SL-8 R/B
| Launched | 5 April 1990 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 20557 |
| 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 15 18:56 | 2026 Mar 15 14:00:37 | 73.9876 | 0.01527 | 11.9573 | 294.2762 | 75.8669 | 12.23303 | 6.743 |
| 2026 Mar 14 18:56 | 2026 Mar 10 10:39:13 | 73.9874 | 0.01526 | 12.3916 | 301.5794 | 75.8669 | 12.23303 | 6.743 |
| 2026 Mar 13 18:57 | 2026 Mar 10 10:39:13 | 73.9874 | 0.01526 | 12.3916 | 301.5794 | 75.8669 | 12.23303 | 6.743 |
| 2026 Mar 12 18:57 | 2026 Mar 10 10:39:13 | 73.9874 | 0.01526 | 12.3916 | 301.5794 | 75.8669 | 12.23303 | 6.743 |
| 2026 Mar 11 18:56 | 2026 Mar 10 10:39:13 | 73.9874 | 0.01526 | 12.3916 | 301.5794 | 75.8669 | 12.23303 | 6.743 |
| 2026 Mar 10 18:56 | 2026 Mar 10 10:39:13 | 73.9874 | 0.01526 | 12.3916 | 301.5794 | 75.8669 | 12.23303 | 6.743 |
| 2026 Mar 09 18:56 | 2026 Mar 04 11:23:32 | 73.9864 | 0.01525 | 12.8960 | 310.0662 | 75.8669 | 12.23303 | 6.743 |
| 2026 Mar 08 18:57 | 2026 Mar 04 11:23:32 | 73.9864 | 0.01525 | 12.8960 | 310.0662 | 75.8669 | 12.23303 | 6.743 |
| 2026 Mar 07 18:57 | 2026 Mar 04 11:23:32 | 73.9864 | 0.01525 | 12.8960 | 310.0662 | 75.8669 | 12.23303 | 6.743 |
| 2026 Mar 06 18:56 | 2026 Mar 04 11:23:32 | 73.9864 | 0.01525 | 12.8960 | 310.0662 | 75.8669 | 12.23303 | 6.743 |
| 2026 Mar 05 18:56 | 2026 Mar 04 11:23:32 | 73.9864 | 0.01525 | 12.8960 | 310.0662 | 75.8669 | 12.23303 | 6.743 |
| 2026 Mar 04 18:57 | 2026 Mar 04 11:23:32 | 73.9864 | 0.01525 | 12.8960 | 310.0662 | 75.8669 | 12.23303 | 6.743 |
| 2026 Mar 03 18:56 | 2026 Feb 26 12:09:51 | 73.9854 | 0.01525 | 13.4002 | 318.5605 | 75.8669 | 12.23303 | 6.743 |
| 2026 Mar 02 18:57 | 2026 Feb 26 12:09:51 | 73.9854 | 0.01525 | 13.4002 | 318.5605 | 75.8669 | 12.23303 | 6.743 |
| 2026 Mar 01 18:57 | 2026 Feb 26 12:09:51 | 73.9854 | 0.01525 | 13.4002 | 318.5605 | 75.8669 | 12.23303 | 6.743 |
| 2026 Feb 28 18:56 | 2026 Feb 26 12:09:51 | 73.9854 | 0.01525 | 13.4002 | 318.5605 | 75.8669 | 12.23303 | 6.743 |
| 2026 Feb 27 19:05 | 2026 Feb 26 12:09:51 | 73.9854 | 0.01525 | 13.4002 | 318.5605 | 75.8669 | 12.23303 | 6.743 |
| 2026 Feb 26 20:45 | 2026 Feb 26 12:09:51 | 73.9854 | 0.01525 | 13.4002 | 318.5605 | 75.8669 | 12.23303 | 6.743 |