Orbital elements of COSMOS 2146
| Launched | 15 May 1991 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21302 |
| 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 Oct 31 18:57 | 2025 Oct 29 11:54:53 | 82.5730 | 0.00161 | 5.4834 | 191.0254 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 30 18:57 | 2025 Oct 29 11:54:53 | 82.5730 | 0.00161 | 5.4834 | 191.0254 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 29 18:57 | 2025 Oct 29 11:54:53 | 82.5730 | 0.00161 | 5.4834 | 191.0254 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 28 18:57 | 2025 Oct 23 11:36:03 | 82.5720 | 0.00158 | 5.7405 | 204.7973 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 27 18:57 | 2025 Oct 23 11:36:03 | 82.5720 | 0.00158 | 5.7405 | 204.7973 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 26 18:57 | 2025 Oct 23 11:36:03 | 82.5720 | 0.00158 | 5.7405 | 204.7973 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 25 17:57 | 2025 Oct 23 11:36:03 | 82.5720 | 0.00158 | 5.7405 | 204.7973 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 24 17:57 | 2025 Oct 23 11:36:03 | 82.5720 | 0.00158 | 5.7405 | 204.7973 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 22 17:56 | 2025 Oct 18 06:16:33 | 82.5711 | 0.00156 | 5.9637 | 217.1018 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 21 17:56 | 2025 Oct 18 06:16:33 | 82.5711 | 0.00156 | 5.9637 | 217.1018 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 20 17:56 | 2025 Oct 18 06:16:33 | 82.5711 | 0.00156 | 5.9637 | 217.1018 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 19 17:56 | 2025 Oct 18 06:16:33 | 82.5711 | 0.00156 | 5.9637 | 217.1018 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 18 17:56 | 2025 Oct 18 06:16:33 | 82.5711 | 0.00156 | 5.9637 | 217.1018 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 17 17:56 | 2025 Oct 07 12:01:49 | 82.5705 | 0.00153 | 6.4238 | 242.7354 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 16 17:56 | 2025 Oct 07 12:01:49 | 82.5705 | 0.00153 | 6.4238 | 242.7354 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 15 17:56 | 2025 Oct 07 12:01:49 | 82.5705 | 0.00153 | 6.4238 | 242.7354 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 14 17:56 | 2025 Oct 07 12:01:49 | 82.5705 | 0.00153 | 6.4238 | 242.7354 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 12 17:56 | 2025 Oct 07 12:01:49 | 82.5705 | 0.00153 | 6.4238 | 242.7354 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 11 17:57 | 2025 Oct 07 12:01:49 | 82.5705 | 0.00153 | 6.4238 | 242.7354 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 09 17:56 | 2025 Oct 07 12:01:49 | 82.5705 | 0.00153 | 6.4238 | 242.7354 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 08 17:56 | 2025 Oct 07 12:01:49 | 82.5705 | 0.00153 | 6.4238 | 242.7354 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 07 17:56 | 2025 Oct 07 12:01:49 | 82.5705 | 0.00153 | 6.4238 | 242.7354 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 05 17:56 | 2025 Sep 25 05:42:23 | 82.5709 | 0.00152 | 6.9482 | 272.6395 | 169.0489 | 12.64547 | 7.743 |
| 2025 Oct 04 17:57 | 2025 Sep 25 05:42:23 | 82.5709 | 0.00152 | 6.9482 | 272.6395 | 169.0489 | 12.64547 | 7.743 |