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 | 21157 |
| 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 May 20 17:57 | 2026 May 16 13:42:37 | 73.9536 | 0.01749 | 0.4449 | 289.1421 | 88.5330 | 12.24125 | – |
| 2026 May 19 17:58 | 2026 May 16 13:42:37 | 73.9536 | 0.01749 | 0.4449 | 289.1421 | 88.5330 | 12.24125 | – |
| 2026 May 18 17:57 | 2026 May 16 13:42:37 | 73.9536 | 0.01749 | 0.4449 | 289.1421 | 88.5330 | 12.24125 | – |
| 2026 May 17 17:57 | 2026 May 16 13:42:37 | 73.9536 | 0.01749 | 0.4449 | 289.1421 | 88.5330 | 12.24125 | – |
| 2026 May 16 17:56 | 2026 May 16 13:42:37 | 73.9536 | 0.01749 | 0.4449 | 289.1421 | 88.5330 | 12.24125 | – |
| 2026 May 15 17:57 | 2026 May 10 09:11:41 | 73.9531 | 0.01749 | 0.9698 | 297.9321 | 88.5330 | 12.24125 | – |
| 2026 May 14 17:58 | 2026 May 10 09:11:41 | 73.9531 | 0.01749 | 0.9698 | 297.9321 | 88.5330 | 12.24125 | – |
| 2026 May 13 17:58 | 2026 May 10 09:11:41 | 73.9531 | 0.01749 | 0.9698 | 297.9321 | 88.5330 | 12.24125 | – |
| 2026 May 12 17:58 | 2026 May 10 09:11:41 | 73.9531 | 0.01749 | 0.9698 | 297.9321 | 88.5330 | 12.24125 | – |
| 2026 May 11 17:56 | 2026 May 10 09:11:41 | 73.9531 | 0.01749 | 0.9698 | 297.9321 | 88.5330 | 12.24125 | – |
| 2026 May 10 17:57 | 2026 May 10 09:11:41 | 73.9531 | 0.01749 | 0.9698 | 297.9321 | 88.5330 | 12.24125 | – |
| 2026 May 09 17:57 | 2026 May 05 11:50:38 | 73.9546 | 0.01748 | 1.3846 | 304.8761 | 88.5330 | 12.24125 | – |
| 2026 May 08 17:57 | 2026 May 05 11:50:38 | 73.9546 | 0.01748 | 1.3846 | 304.8761 | 88.5330 | 12.24125 | – |
| 2026 May 07 17:58 | 2026 May 05 11:50:38 | 73.9546 | 0.01748 | 1.3846 | 304.8761 | 88.5330 | 12.24125 | – |
| 2026 May 06 17:57 | 2026 May 05 11:50:38 | 73.9546 | 0.01748 | 1.3846 | 304.8761 | 88.5330 | 12.24125 | – |
| 2026 May 05 17:57 | 2026 May 05 11:50:38 | 73.9546 | 0.01748 | 1.3846 | 304.8761 | 88.5330 | 12.24125 | – |
| 2026 May 04 17:57 | 2026 Apr 30 12:12:22 | 73.9547 | 0.01748 | 1.8074 | 311.9543 | 88.5330 | 12.24125 | – |
| 2026 May 03 17:57 | 2026 Apr 30 12:12:22 | 73.9547 | 0.01748 | 1.8074 | 311.9543 | 88.5330 | 12.24125 | – |
| 2026 May 02 17:57 | 2026 Apr 30 12:12:22 | 73.9547 | 0.01748 | 1.8074 | 311.9543 | 88.5330 | 12.24125 | – |
| 2026 May 01 17:56 | 2026 Apr 30 12:12:22 | 73.9547 | 0.01748 | 1.8074 | 311.9543 | 88.5330 | 12.24125 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 12:12:22 | 73.9547 | 0.01748 | 1.8074 | 311.9543 | 88.5330 | 12.24125 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 05:04:26 | 73.9544 | 0.01748 | 2.3415 | 320.9047 | 88.5330 | 12.24125 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 05:04:26 | 73.9544 | 0.01748 | 2.3415 | 320.9047 | 88.5330 | 12.24125 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 05:04:26 | 73.9544 | 0.01748 | 2.3415 | 320.9047 | 88.5330 | 12.24125 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 05:04:26 | 73.9544 | 0.01748 | 2.3415 | 320.9047 | 88.5330 | 12.24125 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 05:04:26 | 73.9544 | 0.01748 | 2.3415 | 320.9047 | 88.5330 | 12.24125 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 05:04:26 | 73.9544 | 0.01748 | 2.3415 | 320.9047 | 88.5330 | 12.24125 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 13:24:03 | 73.9537 | 0.01748 | 2.7362 | 327.5124 | 88.5330 | 12.24125 | – |