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 | 21161 |
| 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 18 18:57 | 2025 Dec 12 02:00:23 | 74.0723 | 0.01319 | 7.4621 | 169.9001 | 303.8226 | 12.19449 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 02:00:23 | 74.0723 | 0.01319 | 7.4621 | 169.9001 | 303.8226 | 12.19449 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 02:00:23 | 74.0723 | 0.01319 | 7.4621 | 169.9001 | 303.8226 | 12.19449 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 02:00:23 | 74.0723 | 0.01319 | 7.4621 | 169.9001 | 303.8226 | 12.19449 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 02:00:23 | 74.0723 | 0.01319 | 7.4621 | 169.9001 | 303.8226 | 12.19449 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 02:00:23 | 74.0723 | 0.01319 | 7.4621 | 169.9001 | 303.8226 | 12.19449 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 02:00:23 | 74.0723 | 0.01319 | 7.4621 | 169.9001 | 303.8226 | 12.19449 | – |
| 2025 Dec 11 18:56 | 2025 Dec 06 20:02:09 | 74.0713 | 0.01320 | 7.9000 | 177.3533 | 303.8226 | 12.19449 | – |
| 2025 Dec 10 18:56 | 2025 Dec 06 20:02:09 | 74.0713 | 0.01320 | 7.9000 | 177.3533 | 303.8226 | 12.19449 | – |
| 2025 Dec 09 18:56 | 2025 Dec 06 20:02:09 | 74.0713 | 0.01320 | 7.9000 | 177.3533 | 303.8226 | 12.19449 | – |
| 2025 Dec 08 18:56 | 2025 Dec 06 20:02:09 | 74.0713 | 0.01320 | 7.9000 | 177.3533 | 303.8226 | 12.19449 | – |
| 2025 Dec 07 18:56 | 2025 Dec 06 20:02:09 | 74.0713 | 0.01320 | 7.9000 | 177.3533 | 303.8226 | 12.19449 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 11:21:58 | 74.0708 | 0.01321 | 8.2639 | 183.5611 | 303.8226 | 12.19449 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 11:21:58 | 74.0708 | 0.01321 | 8.2639 | 183.5611 | 303.8226 | 12.19449 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 11:21:58 | 74.0708 | 0.01321 | 8.2639 | 183.5611 | 303.8226 | 12.19449 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 11:21:58 | 74.0708 | 0.01321 | 8.2639 | 183.5611 | 303.8226 | 12.19449 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 11:21:58 | 74.0708 | 0.01321 | 8.2639 | 183.5611 | 303.8226 | 12.19449 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 04:46:44 | 74.0700 | 0.01322 | 8.8708 | 193.8594 | 303.8226 | 12.19449 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 04:46:44 | 74.0700 | 0.01322 | 8.8708 | 193.8594 | 303.8226 | 12.19449 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 04:46:44 | 74.0700 | 0.01322 | 8.8708 | 193.8594 | 303.8226 | 12.19449 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 04:46:44 | 74.0700 | 0.01322 | 8.8708 | 193.8594 | 303.8226 | 12.19449 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 04:46:44 | 74.0700 | 0.01322 | 8.8708 | 193.8594 | 303.8226 | 12.19449 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 04:46:44 | 74.0700 | 0.01322 | 8.8708 | 193.8594 | 303.8226 | 12.19449 | – |
| 2025 Nov 24 18:56 | 2025 Nov 20 06:39:05 | 74.0699 | 0.01323 | 9.2815 | 200.8641 | 303.8226 | 12.19449 | – |
| 2025 Nov 23 18:57 | 2025 Nov 20 06:39:05 | 74.0699 | 0.01323 | 9.2815 | 200.8641 | 303.8226 | 12.19449 | – |
| 2025 Nov 21 18:57 | 2025 Nov 20 06:39:05 | 74.0699 | 0.01323 | 9.2815 | 200.8641 | 303.8226 | 12.19449 | – |