Orbital elements of SL-8 R/B
| Launched | 15 April 1991 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21231 |
| 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 14 18:56 | 2026 Mar 10 12:38:21 | 82.9476 | 0.00345 | 17.7604 | 322.1829 | 94.1766 | 13.76114 | 5.243 |
| 2026 Mar 13 18:57 | 2026 Mar 10 12:38:21 | 82.9476 | 0.00345 | 17.7604 | 322.1829 | 94.1766 | 13.76114 | 5.243 |
| 2026 Mar 12 18:57 | 2026 Mar 10 12:38:21 | 82.9476 | 0.00345 | 17.7604 | 322.1829 | 94.1766 | 13.76114 | 5.243 |
| 2026 Mar 11 18:56 | 2026 Mar 10 12:38:21 | 82.9476 | 0.00345 | 17.7604 | 322.1829 | 94.1766 | 13.76114 | 5.243 |
| 2026 Mar 10 18:56 | 2026 Mar 10 12:38:21 | 82.9476 | 0.00345 | 17.7604 | 322.1829 | 94.1766 | 13.76114 | 5.243 |
| 2026 Mar 09 18:56 | 2026 Mar 04 03:23:39 | 82.9478 | 0.00349 | 18.0761 | 340.3916 | 94.1766 | 13.76114 | 5.243 |
| 2026 Mar 08 18:57 | 2026 Mar 04 03:23:39 | 82.9478 | 0.00349 | 18.0761 | 340.3916 | 94.1766 | 13.76114 | 5.243 |
| 2026 Mar 07 18:57 | 2026 Mar 04 03:23:39 | 82.9478 | 0.00349 | 18.0761 | 340.3916 | 94.1766 | 13.76114 | 5.243 |
| 2026 Mar 06 18:56 | 2026 Mar 04 03:23:39 | 82.9478 | 0.00349 | 18.0761 | 340.3916 | 94.1766 | 13.76114 | 5.243 |
| 2026 Mar 05 18:56 | 2026 Mar 04 03:23:39 | 82.9478 | 0.00349 | 18.0761 | 340.3916 | 94.1766 | 13.76114 | 5.243 |
| 2026 Mar 04 18:57 | 2026 Mar 04 03:23:39 | 82.9478 | 0.00349 | 18.0761 | 340.3916 | 94.1766 | 13.76114 | 5.243 |
| 2026 Mar 03 18:56 | 2026 Feb 26 14:19:20 | 82.9484 | 0.00352 | 18.3502 | 356.0680 | 94.1766 | 13.76114 | 5.243 |
| 2026 Mar 02 18:57 | 2026 Feb 26 14:19:20 | 82.9484 | 0.00352 | 18.3502 | 356.0680 | 94.1766 | 13.76114 | 5.243 |
| 2026 Mar 01 18:57 | 2026 Feb 26 14:19:20 | 82.9484 | 0.00352 | 18.3502 | 356.0680 | 94.1766 | 13.76114 | 5.243 |
| 2026 Feb 28 18:56 | 2026 Feb 26 14:19:20 | 82.9484 | 0.00352 | 18.3502 | 356.0680 | 94.1766 | 13.76114 | 5.243 |
| 2026 Feb 27 19:05 | 2026 Feb 26 14:19:20 | 82.9484 | 0.00352 | 18.3502 | 356.0680 | 94.1766 | 13.76114 | 5.243 |
| 2026 Feb 26 20:45 | 2026 Feb 26 14:19:20 | 82.9484 | 0.00352 | 18.3502 | 356.0680 | 94.1766 | 13.76114 | 5.243 |