Orbital elements of COSMOS 1666
| Launched | 7 July 1985 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 15889 |
| 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 |
| 2024 Apr 23 17:53 | 2024 Apr 21 18:41:49 | 82.4838 | 0.00095 | 1.3909 | 336.1279 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 22 17:52 | 2024 Apr 21 18:41:49 | 82.4838 | 0.00095 | 1.3909 | 336.1279 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 21 17:53 | 2024 Apr 15 20:31:22 | 82.4826 | 0.00104 | 1.7948 | 358.9539 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 20 17:52 | 2024 Apr 15 20:31:22 | 82.4826 | 0.00104 | 1.7948 | 358.9539 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 19 17:53 | 2024 Apr 15 20:31:22 | 82.4826 | 0.00104 | 1.7948 | 358.9539 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 18 17:57 | 2024 Apr 15 20:31:22 | 82.4826 | 0.00104 | 1.7948 | 358.9539 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 17 17:53 | 2024 Apr 15 20:31:22 | 82.4826 | 0.00104 | 1.7948 | 358.9539 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 16 17:53 | 2024 Apr 15 20:31:22 | 82.4826 | 0.00104 | 1.7948 | 358.9539 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 15 17:54 | 2024 Apr 10 12:22:56 | 82.4835 | 0.00116 | 2.1586 | 18.0613 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 14 17:53 | 2024 Apr 10 12:22:56 | 82.4835 | 0.00116 | 2.1586 | 18.0613 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 13 17:53 | 2024 Apr 10 12:22:56 | 82.4835 | 0.00116 | 2.1586 | 18.0613 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 12 17:53 | 2024 Apr 10 12:22:56 | 82.4835 | 0.00116 | 2.1586 | 18.0613 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 11 17:54 | 2024 Apr 10 12:22:56 | 82.4835 | 0.00116 | 2.1586 | 18.0613 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 10 17:56 | 2024 Apr 10 12:22:56 | 82.4835 | 0.00116 | 2.1586 | 18.0613 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 09 17:56 | 2024 Apr 05 07:21:01 | 82.4821 | 0.00124 | 2.5135 | 35.0138 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 08 17:55 | 2024 Apr 05 07:21:01 | 82.4821 | 0.00124 | 2.5135 | 35.0138 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 07 17:53 | 2024 Apr 05 07:21:01 | 82.4821 | 0.00124 | 2.5135 | 35.0138 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 06 17:58 | 2024 Apr 05 07:21:01 | 82.4821 | 0.00124 | 2.5135 | 35.0138 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 05 17:53 | 2024 Apr 05 07:21:01 | 82.4821 | 0.00124 | 2.5135 | 35.0138 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 04 17:56 | 2024 Mar 30 21:36:49 | 82.4818 | 0.00131 | 2.8818 | 52.0209 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 03 17:53 | 2024 Mar 30 21:36:49 | 82.4818 | 0.00131 | 2.8818 | 52.0209 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 02 17:52 | 2024 Mar 30 21:36:49 | 82.4818 | 0.00131 | 2.8818 | 52.0209 | 23.9522 | 15.37356 | 4.743 |
| 2024 Apr 01 17:52 | 2024 Mar 30 21:36:49 | 82.4818 | 0.00131 | 2.8818 | 52.0209 | 23.9522 | 15.37356 | 4.743 |
| 2024 Mar 31 17:52 | 2024 Mar 30 21:36:49 | 82.4818 | 0.00131 | 2.8818 | 52.0209 | 23.9522 | 15.37356 | 4.743 |
| 2024 Mar 30 18:52 | 2024 Mar 25 08:43:44 | 82.4807 | 0.00137 | 3.2588 | 67.9729 | 23.9522 | 15.37356 | 4.743 |
| 2024 Mar 29 18:52 | 2024 Mar 25 08:43:44 | 82.4807 | 0.00137 | 3.2588 | 67.9729 | 23.9522 | 15.37356 | 4.743 |
| 2024 Mar 28 18:52 | 2024 Mar 25 08:43:44 | 82.4807 | 0.00137 | 3.2588 | 67.9729 | 23.9522 | 15.37356 | 4.743 |
| 2024 Mar 27 18:52 | 2024 Mar 25 08:43:44 | 82.4807 | 0.00137 | 3.2588 | 67.9729 | 23.9522 | 15.37356 | 4.743 |
| 2024 Mar 26 18:52 | 2024 Mar 25 08:43:44 | 82.4807 | 0.00137 | 3.2588 | 67.9729 | 23.9522 | 15.37356 | 4.743 |