Orbital elements of SL-8 R/B
| Launched | 11 February 1991 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21108 |
| 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 Dec 07 18:56 | 2025 Dec 07 03:37:25 | 74.0517 | 0.01761 | 8.2396 | 225.2480 | 309.4596 | 12.18521 | 4.743 |
| 2025 Dec 06 18:56 | 2025 Dec 02 10:25:22 | 74.0509 | 0.01761 | 8.6330 | 231.9126 | 309.4596 | 12.18521 | 4.743 |
| 2025 Dec 05 18:57 | 2025 Dec 02 10:25:22 | 74.0509 | 0.01761 | 8.6330 | 231.9126 | 309.4596 | 12.18521 | 4.743 |
| 2025 Dec 04 18:57 | 2025 Dec 02 10:25:22 | 74.0509 | 0.01761 | 8.6330 | 231.9126 | 309.4596 | 12.18521 | 4.743 |
| 2025 Dec 03 18:56 | 2025 Dec 02 10:25:22 | 74.0509 | 0.01761 | 8.6330 | 231.9126 | 309.4596 | 12.18521 | 4.743 |
| 2025 Dec 02 18:56 | 2025 Dec 02 10:25:22 | 74.0509 | 0.01761 | 8.6330 | 231.9126 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 30 18:57 | 2025 Nov 25 11:13:50 | 74.0502 | 0.01761 | 9.2140 | 241.7487 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 29 18:56 | 2025 Nov 25 11:13:50 | 74.0502 | 0.01761 | 9.2140 | 241.7487 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 28 18:57 | 2025 Nov 25 11:13:50 | 74.0502 | 0.01761 | 9.2140 | 241.7487 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 27 18:57 | 2025 Nov 25 11:13:50 | 74.0502 | 0.01761 | 9.2140 | 241.7487 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 26 18:57 | 2025 Nov 25 11:13:50 | 74.0502 | 0.01761 | 9.2140 | 241.7487 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 25 18:57 | 2025 Nov 25 11:13:50 | 74.0502 | 0.01761 | 9.2140 | 241.7487 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 24 18:56 | 2025 Nov 20 05:45:25 | 74.0502 | 0.01761 | 9.6501 | 249.1505 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 23 18:57 | 2025 Nov 20 05:45:25 | 74.0502 | 0.01761 | 9.6501 | 249.1505 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 21 18:57 | 2025 Nov 20 05:45:25 | 74.0502 | 0.01761 | 9.6501 | 249.1505 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 20 18:56 | 2025 Nov 20 05:45:25 | 74.0502 | 0.01761 | 9.6501 | 249.1505 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 18 18:57 | 2025 Nov 08 01:51:36 | 74.0505 | 0.01762 | 10.6646 | 266.3639 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 16 18:58 | 2025 Nov 08 01:51:36 | 74.0505 | 0.01762 | 10.6646 | 266.3639 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 15 18:57 | 2025 Nov 08 01:51:36 | 74.0505 | 0.01762 | 10.6646 | 266.3639 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 13 18:56 | 2025 Nov 08 01:51:36 | 74.0505 | 0.01762 | 10.6646 | 266.3639 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 12 18:57 | 2025 Nov 08 01:51:36 | 74.0505 | 0.01762 | 10.6646 | 266.3639 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 11 18:55 | 2025 Nov 08 01:51:36 | 74.0505 | 0.01762 | 10.6646 | 266.3639 | 309.4596 | 12.18521 | 4.743 |
| 2025 Nov 10 18:57 | 2025 Nov 08 01:51:36 | 74.0505 | 0.01762 | 10.6646 | 266.3639 | 309.4596 | 12.18521 | 4.743 |