Orbital elements of COSMOS 2091
| Launched | 7 August 1990 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 20736 |
| 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 06:09:49 | 82.5778 | 0.00040 | 5.8347 | 161.3823 | 258.2371 | 12.62555 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 06:09:49 | 82.5778 | 0.00040 | 5.8347 | 161.3823 | 258.2371 | 12.62555 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 06:09:49 | 82.5778 | 0.00040 | 5.8347 | 161.3823 | 258.2371 | 12.62555 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 06:09:49 | 82.5778 | 0.00040 | 5.8347 | 161.3823 | 258.2371 | 12.62555 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 06:09:49 | 82.5778 | 0.00040 | 5.8347 | 161.3823 | 258.2371 | 12.62555 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 06:09:49 | 82.5778 | 0.00040 | 5.8347 | 161.3823 | 258.2371 | 12.62555 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 06:09:49 | 82.5778 | 0.00040 | 5.8347 | 161.3823 | 258.2371 | 12.62555 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 07:57:33 | 82.5775 | 0.00039 | 6.0443 | 171.6079 | 258.2371 | 12.62555 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 07:57:33 | 82.5775 | 0.00039 | 6.0443 | 171.6079 | 258.2371 | 12.62555 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 07:57:33 | 82.5775 | 0.00039 | 6.0443 | 171.6079 | 258.2371 | 12.62555 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 07:57:33 | 82.5775 | 0.00039 | 6.0443 | 171.6079 | 258.2371 | 12.62555 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 07:57:33 | 82.5775 | 0.00039 | 6.0443 | 171.6079 | 258.2371 | 12.62555 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 10:21:36 | 82.5771 | 0.00037 | 6.2528 | 181.9577 | 258.2371 | 12.62555 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 10:21:36 | 82.5771 | 0.00037 | 6.2528 | 181.9577 | 258.2371 | 12.62555 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 10:21:36 | 82.5771 | 0.00037 | 6.2528 | 181.9577 | 258.2371 | 12.62555 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 10:21:36 | 82.5771 | 0.00037 | 6.2528 | 181.9577 | 258.2371 | 12.62555 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 10:21:36 | 82.5771 | 0.00037 | 6.2528 | 181.9577 | 258.2371 | 12.62555 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 10:59:28 | 82.5762 | 0.00034 | 6.5496 | 196.5321 | 258.2371 | 12.62555 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 10:59:28 | 82.5762 | 0.00034 | 6.5496 | 196.5321 | 258.2371 | 12.62555 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 10:59:28 | 82.5762 | 0.00034 | 6.5496 | 196.5321 | 258.2371 | 12.62555 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 10:59:28 | 82.5762 | 0.00034 | 6.5496 | 196.5321 | 258.2371 | 12.62555 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 10:59:28 | 82.5762 | 0.00034 | 6.5496 | 196.5321 | 258.2371 | 12.62555 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 10:59:28 | 82.5762 | 0.00034 | 6.5496 | 196.5321 | 258.2371 | 12.62555 | – |
| 2025 Nov 24 18:56 | 2025 Nov 20 04:08:45 | 82.5754 | 0.00032 | 6.7746 | 210.3934 | 258.2371 | 12.62555 | – |
| 2025 Nov 23 18:57 | 2025 Nov 20 04:08:45 | 82.5754 | 0.00032 | 6.7746 | 210.3934 | 258.2371 | 12.62555 | – |
| 2025 Nov 21 18:57 | 2025 Nov 20 04:08:45 | 82.5754 | 0.00032 | 6.7746 | 210.3934 | 258.2371 | 12.62555 | – |