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 | 21401 |
| 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 Apr 29 17:57 | 2026 Apr 24 08:46:19 | 74.1320 | 0.01419 | 6.0989 | 1.2123 | 156.2653 | 12.16994 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 08:46:19 | 74.1320 | 0.01419 | 6.0989 | 1.2123 | 156.2653 | 12.16994 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 08:46:19 | 74.1320 | 0.01419 | 6.0989 | 1.2123 | 156.2653 | 12.16994 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 08:46:19 | 74.1320 | 0.01419 | 6.0989 | 1.2123 | 156.2653 | 12.16994 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 08:46:19 | 74.1320 | 0.01419 | 6.0989 | 1.2123 | 156.2653 | 12.16994 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 08:46:19 | 74.1320 | 0.01419 | 6.0989 | 1.2123 | 156.2653 | 12.16994 | – |
| 2026 Apr 23 17:57 | 2026 Apr 18 00:19:53 | 74.1310 | 0.01418 | 6.6245 | 10.2374 | 156.2653 | 12.16994 | – |
| 2026 Apr 22 17:57 | 2026 Apr 18 00:19:53 | 74.1310 | 0.01418 | 6.6245 | 10.2374 | 156.2653 | 12.16994 | – |
| 2026 Apr 21 17:57 | 2026 Apr 18 00:19:53 | 74.1310 | 0.01418 | 6.6245 | 10.2374 | 156.2653 | 12.16994 | – |
| 2026 Apr 20 17:57 | 2026 Apr 18 00:19:53 | 74.1310 | 0.01418 | 6.6245 | 10.2374 | 156.2653 | 12.16994 | – |
| 2026 Apr 19 17:58 | 2026 Apr 18 00:19:53 | 74.1310 | 0.01418 | 6.6245 | 10.2374 | 156.2653 | 12.16994 | – |
| 2026 Apr 18 17:56 | 2026 Apr 12 18:41:47 | 74.1307 | 0.01417 | 7.0577 | 17.6635 | 156.2653 | 12.16994 | – |
| 2026 Apr 16 17:57 | 2026 Apr 12 18:41:47 | 74.1307 | 0.01417 | 7.0577 | 17.6635 | 156.2653 | 12.16994 | – |
| 2026 Apr 14 17:57 | 2026 Apr 12 18:41:47 | 74.1307 | 0.01417 | 7.0577 | 17.6635 | 156.2653 | 12.16994 | – |
| 2026 Apr 13 17:57 | 2026 Apr 12 18:41:47 | 74.1307 | 0.01417 | 7.0577 | 17.6635 | 156.2653 | 12.16994 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 07:19:02 | 74.1306 | 0.01416 | 7.4279 | 24.0410 | 156.2653 | 12.16994 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 07:19:02 | 74.1306 | 0.01416 | 7.4279 | 24.0410 | 156.2653 | 12.16994 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 07:19:02 | 74.1306 | 0.01416 | 7.4279 | 24.0410 | 156.2653 | 12.16994 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 07:19:02 | 74.1306 | 0.01416 | 7.4279 | 24.0410 | 156.2653 | 12.16994 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 07:19:02 | 74.1306 | 0.01416 | 7.4279 | 24.0410 | 156.2653 | 12.16994 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 01:27:39 | 74.1311 | 0.01415 | 7.9446 | 32.9565 | 156.2653 | 12.16994 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 01:27:39 | 74.1311 | 0.01415 | 7.9446 | 32.9565 | 156.2653 | 12.16994 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 01:27:39 | 74.1311 | 0.01415 | 7.9446 | 32.9565 | 156.2653 | 12.16994 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 01:27:39 | 74.1311 | 0.01415 | 7.9446 | 32.9565 | 156.2653 | 12.16994 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 01:27:39 | 74.1311 | 0.01415 | 7.9446 | 32.9565 | 156.2653 | 12.16994 | – |
| 2026 Apr 02 18:03 | 2026 Apr 02 01:27:39 | 74.1311 | 0.01415 | 7.9446 | 32.9565 | 156.2653 | 12.16994 | – |