Orbital elements of SL-8 R/B
| Launched | 4 February 1991 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21090 |
| 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 Jun 24 17:55 | 2026 Jun 22 15:03:04 | 82.9212 | 0.00205 | 20.4139 | 186.9627 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 23 17:56 | 2026 Jun 22 15:03:04 | 82.9212 | 0.00205 | 20.4139 | 186.9627 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 22 17:56 | 2026 Jun 17 11:12:19 | 82.9208 | 0.00201 | 20.6703 | 201.6370 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 21 17:57 | 2026 Jun 17 11:12:19 | 82.9208 | 0.00201 | 20.6703 | 201.6370 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 20 17:56 | 2026 Jun 17 11:12:19 | 82.9208 | 0.00201 | 20.6703 | 201.6370 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 19 17:57 | 2026 Jun 17 11:12:19 | 82.9208 | 0.00201 | 20.6703 | 201.6370 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 18 17:56 | 2026 Jun 17 11:12:19 | 82.9208 | 0.00201 | 20.6703 | 201.6370 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 17 17:57 | 2026 Jun 17 11:12:19 | 82.9208 | 0.00201 | 20.6703 | 201.6370 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 16 17:55 | 2026 Jun 12 03:52:16 | 82.9204 | 0.00198 | 20.9339 | 216.9775 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 15 17:56 | 2026 Jun 12 03:52:16 | 82.9204 | 0.00198 | 20.9339 | 216.9775 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 14 17:57 | 2026 Jun 12 03:52:16 | 82.9204 | 0.00198 | 20.9339 | 216.9775 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 13 17:56 | 2026 Jun 12 03:52:16 | 82.9204 | 0.00198 | 20.9339 | 216.9775 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 12 17:56 | 2026 Jun 12 03:52:16 | 82.9204 | 0.00198 | 20.9339 | 216.9775 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 11 17:57 | 2026 Jun 07 03:30:51 | 82.9201 | 0.00195 | 21.1831 | 231.6693 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 10 17:56 | 2026 Jun 07 03:30:51 | 82.9201 | 0.00195 | 21.1831 | 231.6693 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 09 17:57 | 2026 Jun 07 03:30:51 | 82.9201 | 0.00195 | 21.1831 | 231.6693 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 08 17:56 | 2026 Jun 07 03:30:51 | 82.9201 | 0.00195 | 21.1831 | 231.6693 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 07 17:56 | 2026 Jun 07 03:30:51 | 82.9201 | 0.00195 | 21.1831 | 231.6693 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 06 17:56 | 2026 May 31 11:02:17 | 82.9197 | 0.00193 | 21.5154 | 251.5608 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 05 17:56 | 2026 May 31 11:02:17 | 82.9197 | 0.00193 | 21.5154 | 251.5608 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 04 17:57 | 2026 May 31 11:02:17 | 82.9197 | 0.00193 | 21.5154 | 251.5608 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 02 17:56 | 2026 May 31 11:02:17 | 82.9197 | 0.00193 | 21.5154 | 251.5608 | 173.1249 | 13.76685 | 4.743 |
| 2026 Jun 01 17:57 | 2026 May 31 11:02:17 | 82.9197 | 0.00193 | 21.5154 | 251.5608 | 173.1249 | 13.76685 | 4.743 |
| 2026 May 31 17:58 | 2026 May 31 11:02:17 | 82.9197 | 0.00193 | 21.5154 | 251.5608 | 173.1249 | 13.76685 | 4.743 |
| 2026 May 30 17:57 | 2026 May 26 00:12:54 | 82.9196 | 0.00192 | 21.7863 | 267.9002 | 173.1249 | 13.76685 | 4.743 |
| 2026 May 29 17:57 | 2026 May 26 00:12:54 | 82.9196 | 0.00192 | 21.7863 | 267.9002 | 173.1249 | 13.76685 | 4.743 |
| 2026 May 28 17:56 | 2026 May 26 00:12:54 | 82.9196 | 0.00192 | 21.7863 | 267.9002 | 173.1249 | 13.76685 | 4.743 |