Orbital elements of COSMOS 2161
| Launched | 27 September 1991 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21732 |
| 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 08:47:12 | 82.5756 | 0.00119 | 21.2966 | 95.7948 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 28 17:56 | 2026 Apr 24 08:47:12 | 82.5756 | 0.00119 | 21.2966 | 95.7948 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 27 17:58 | 2026 Apr 24 08:47:12 | 82.5756 | 0.00119 | 21.2966 | 95.7948 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 26 17:58 | 2026 Apr 24 08:47:12 | 82.5756 | 0.00119 | 21.2966 | 95.7948 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 25 17:58 | 2026 Apr 24 08:47:12 | 82.5756 | 0.00119 | 21.2966 | 95.7948 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 24 17:59 | 2026 Apr 24 08:47:12 | 82.5756 | 0.00119 | 21.2966 | 95.7948 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 23 17:57 | 2026 Apr 19 09:12:50 | 82.5764 | 0.00118 | 21.5098 | 106.0867 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 22 17:57 | 2026 Apr 19 09:12:50 | 82.5764 | 0.00118 | 21.5098 | 106.0867 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 21 17:57 | 2026 Apr 19 09:12:50 | 82.5764 | 0.00118 | 21.5098 | 106.0867 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 20 17:57 | 2026 Apr 19 09:12:50 | 82.5764 | 0.00118 | 21.5098 | 106.0867 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 19 17:58 | 2026 Apr 19 09:12:50 | 82.5764 | 0.00118 | 21.5098 | 106.0867 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 18 17:56 | 2026 Apr 13 01:17:17 | 82.5776 | 0.00117 | 21.7807 | 119.2570 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 16 17:57 | 2026 Apr 13 01:17:17 | 82.5776 | 0.00117 | 21.7807 | 119.2570 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 14 17:57 | 2026 Apr 13 01:17:17 | 82.5776 | 0.00117 | 21.7807 | 119.2570 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 13 17:57 | 2026 Apr 13 01:17:17 | 82.5776 | 0.00117 | 21.7807 | 119.2570 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 12 17:57 | 2026 Apr 08 14:30:38 | 82.5784 | 0.00116 | 21.9711 | 128.6611 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 11 17:57 | 2026 Apr 08 14:30:38 | 82.5784 | 0.00116 | 21.9711 | 128.6611 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 10 17:58 | 2026 Apr 08 14:30:38 | 82.5784 | 0.00116 | 21.9711 | 128.6611 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 09 18:01 | 2026 Apr 08 14:30:38 | 82.5784 | 0.00116 | 21.9711 | 128.6611 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 08 17:57 | 2026 Apr 08 14:30:38 | 82.5784 | 0.00116 | 21.9711 | 128.6611 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 07 17:57 | 2026 Apr 02 03:10:44 | 82.5797 | 0.00113 | 22.2479 | 142.5894 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 06 17:57 | 2026 Apr 02 03:10:44 | 82.5797 | 0.00113 | 22.2479 | 142.5894 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 05 17:56 | 2026 Apr 02 03:10:44 | 82.5797 | 0.00113 | 22.2479 | 142.5894 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 04 17:57 | 2026 Apr 02 03:10:44 | 82.5797 | 0.00113 | 22.2479 | 142.5894 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 03 17:56 | 2026 Apr 02 03:10:44 | 82.5797 | 0.00113 | 22.2479 | 142.5894 | 80.1626 | 12.65278 | 7.543 |
| 2026 Apr 02 18:03 | 2026 Apr 02 03:10:44 | 82.5797 | 0.00113 | 22.2479 | 142.5894 | 80.1626 | 12.65278 | 7.543 |