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 |
| 2025 Nov 01 18:58 | 2025 Oct 29 10:52:34 | 82.5754 | 0.00118 | 4.8649 | 136.9869 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 31 18:57 | 2025 Oct 29 10:52:34 | 82.5754 | 0.00118 | 4.8649 | 136.9869 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 30 18:57 | 2025 Oct 29 10:52:34 | 82.5754 | 0.00118 | 4.8649 | 136.9869 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 29 18:57 | 2025 Oct 29 10:52:34 | 82.5754 | 0.00118 | 4.8649 | 136.9869 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 28 18:57 | 2025 Oct 23 22:20:03 | 82.5745 | 0.00116 | 5.1012 | 148.7940 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 27 18:57 | 2025 Oct 23 22:20:03 | 82.5745 | 0.00116 | 5.1012 | 148.7940 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 26 18:57 | 2025 Oct 23 22:20:03 | 82.5745 | 0.00116 | 5.1012 | 148.7940 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 25 17:57 | 2025 Oct 23 22:20:03 | 82.5745 | 0.00116 | 5.1012 | 148.7940 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 24 17:57 | 2025 Oct 23 22:20:03 | 82.5745 | 0.00116 | 5.1012 | 148.7940 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 22 17:56 | 2025 Oct 18 04:04:37 | 82.5734 | 0.00114 | 5.3477 | 161.2447 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 21 17:56 | 2025 Oct 18 04:04:37 | 82.5734 | 0.00114 | 5.3477 | 161.2447 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 20 17:56 | 2025 Oct 18 04:04:37 | 82.5734 | 0.00114 | 5.3477 | 161.2447 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 19 17:56 | 2025 Oct 18 04:04:37 | 82.5734 | 0.00114 | 5.3477 | 161.2447 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 18 17:56 | 2025 Oct 18 04:04:37 | 82.5734 | 0.00114 | 5.3477 | 161.2447 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 17 17:56 | 2025 Oct 07 11:14:51 | 82.5719 | 0.00109 | 5.8058 | 185.1801 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 16 17:56 | 2025 Oct 07 11:14:51 | 82.5719 | 0.00109 | 5.8058 | 185.1801 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 15 17:56 | 2025 Oct 07 11:14:51 | 82.5719 | 0.00109 | 5.8058 | 185.1801 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 14 17:56 | 2025 Oct 07 11:14:51 | 82.5719 | 0.00109 | 5.8058 | 185.1801 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 12 17:56 | 2025 Oct 07 11:14:51 | 82.5719 | 0.00109 | 5.8058 | 185.1801 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 11 17:57 | 2025 Oct 07 11:14:51 | 82.5719 | 0.00109 | 5.8058 | 185.1801 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 09 17:56 | 2025 Oct 07 11:14:51 | 82.5719 | 0.00109 | 5.8058 | 185.1801 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 08 17:56 | 2025 Oct 07 11:14:51 | 82.5719 | 0.00109 | 5.8058 | 185.1801 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 07 17:56 | 2025 Oct 07 11:14:51 | 82.5719 | 0.00109 | 5.8058 | 185.1801 | 285.6895 | 12.65271 | 7.543 |
| 2025 Oct 05 17:56 | 2025 Sep 26 06:23:42 | 82.5717 | 0.00105 | 6.2854 | 211.5748 | 285.6895 | 12.65271 | 7.543 |