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 Aug 21 17:56 | 2026 Aug 19 01:06:18 | 82.5717 | 0.00108 | 16.3034 | 183.8862 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 20 17:57 | 2026 Aug 19 01:06:18 | 82.5717 | 0.00108 | 16.3034 | 183.8862 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 19 17:57 | 2026 Aug 19 01:06:18 | 82.5717 | 0.00108 | 16.3034 | 183.8862 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 18 17:56 | 2026 Aug 13 02:55:02 | 82.5719 | 0.00106 | 16.5570 | 197.6005 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 17 17:56 | 2026 Aug 13 02:55:02 | 82.5719 | 0.00106 | 16.5570 | 197.6005 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 16 17:56 | 2026 Aug 13 02:55:02 | 82.5719 | 0.00106 | 16.5570 | 197.6005 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 15 17:57 | 2026 Aug 13 02:55:02 | 82.5719 | 0.00106 | 16.5570 | 197.6005 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 14 17:56 | 2026 Aug 13 02:55:02 | 82.5719 | 0.00106 | 16.5570 | 197.6005 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 13 17:57 | 2026 Aug 13 02:55:02 | 82.5719 | 0.00106 | 16.5570 | 197.6005 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 12 17:56 | 2026 Aug 07 04:40:38 | 82.5724 | 0.00103 | 16.8107 | 211.6104 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 11 17:56 | 2026 Aug 07 04:40:38 | 82.5724 | 0.00103 | 16.8107 | 211.6104 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 10 17:56 | 2026 Aug 07 04:40:38 | 82.5724 | 0.00103 | 16.8107 | 211.6104 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 09 17:57 | 2026 Aug 07 04:40:38 | 82.5724 | 0.00103 | 16.8107 | 211.6104 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 08 17:57 | 2026 Aug 07 04:40:38 | 82.5724 | 0.00103 | 16.8107 | 211.6104 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 07 17:57 | 2026 Aug 07 04:40:38 | 82.5724 | 0.00103 | 16.8107 | 211.6104 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 06 17:57 | 2026 Aug 01 04:24:50 | 82.5733 | 0.00101 | 17.0679 | 226.2612 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 05 17:56 | 2026 Aug 01 04:24:50 | 82.5733 | 0.00101 | 17.0679 | 226.2612 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 04 17:57 | 2026 Aug 01 04:24:50 | 82.5733 | 0.00101 | 17.0679 | 226.2612 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 03 17:56 | 2026 Aug 01 04:24:50 | 82.5733 | 0.00101 | 17.0679 | 226.2612 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 02 17:57 | 2026 Aug 01 04:24:50 | 82.5733 | 0.00101 | 17.0679 | 226.2612 | 203.7854 | 12.65280 | 7.543 |
| 2026 Aug 01 17:57 | 2026 Aug 01 04:24:50 | 82.5733 | 0.00101 | 17.0679 | 226.2612 | 203.7854 | 12.65280 | 7.543 |
| 2026 Jul 31 17:56 | 2026 Jul 27 04:50:32 | 82.5740 | 0.00099 | 17.2811 | 238.4684 | 203.7854 | 12.65280 | 7.543 |
| 2026 Jul 30 17:57 | 2026 Jul 27 04:50:32 | 82.5740 | 0.00099 | 17.2811 | 238.4684 | 203.7854 | 12.65280 | 7.543 |
| 2026 Jul 29 17:57 | 2026 Jul 27 04:50:32 | 82.5740 | 0.00099 | 17.2811 | 238.4684 | 203.7854 | 12.65280 | 7.543 |
| 2026 Jul 28 17:57 | 2026 Jul 27 04:50:32 | 82.5740 | 0.00099 | 17.2811 | 238.4684 | 203.7854 | 12.65280 | 7.543 |
| 2026 Jul 27 17:57 | 2026 Jul 27 04:50:32 | 82.5740 | 0.00099 | 17.2811 | 238.4684 | 203.7854 | 12.65280 | 7.543 |
| 2026 Jul 26 17:56 | 2026 Jul 21 02:30:06 | 82.5747 | 0.00098 | 17.5420 | 253.7181 | 203.7854 | 12.65280 | 7.543 |
| 2026 Jul 25 17:57 | 2026 Jul 21 02:30:06 | 82.5747 | 0.00098 | 17.5420 | 253.7181 | 203.7854 | 12.65280 | 7.543 |