Orbital elements of COSMOS 1641
| Launched | 20 March 1985 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 15623 |
| 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 25 17:55 | 2024 Apr 22 08:27:00 | 74.0548 | 0.00433 | 11.1901 | 31.0227 | 45.3519 | 12.54542 | – |
| 2024 Apr 24 17:53 | 2024 Apr 22 08:27:00 | 74.0548 | 0.00433 | 11.1901 | 31.0227 | 45.3519 | 12.54542 | – |
| 2024 Apr 23 17:53 | 2024 Apr 22 08:27:00 | 74.0548 | 0.00433 | 11.1901 | 31.0227 | 45.3519 | 12.54542 | – |
| 2024 Apr 22 17:52 | 2024 Apr 22 08:27:00 | 74.0548 | 0.00433 | 11.1901 | 31.0227 | 45.3519 | 12.54542 | – |
| 2024 Apr 21 17:53 | 2024 Apr 15 13:58:39 | 74.0559 | 0.00432 | 11.7939 | 41.4193 | 45.3519 | 12.54542 | – |
| 2024 Apr 20 17:52 | 2024 Apr 15 13:58:39 | 74.0559 | 0.00432 | 11.7939 | 41.4193 | 45.3519 | 12.54542 | – |
| 2024 Apr 19 17:53 | 2024 Apr 15 13:58:39 | 74.0559 | 0.00432 | 11.7939 | 41.4193 | 45.3519 | 12.54542 | – |
| 2024 Apr 18 17:57 | 2024 Apr 15 13:58:39 | 74.0559 | 0.00432 | 11.7939 | 41.4193 | 45.3519 | 12.54542 | – |
| 2024 Apr 17 17:53 | 2024 Apr 15 13:58:39 | 74.0559 | 0.00432 | 11.7939 | 41.4193 | 45.3519 | 12.54542 | – |
| 2024 Apr 16 17:53 | 2024 Apr 15 13:58:39 | 74.0559 | 0.00432 | 11.7939 | 41.4193 | 45.3519 | 12.54542 | – |
| 2024 Apr 15 17:54 | 2024 Apr 09 12:00:05 | 74.0565 | 0.00432 | 12.3364 | 50.8037 | 45.3519 | 12.54542 | – |
| 2024 Apr 14 17:53 | 2024 Apr 09 12:00:05 | 74.0565 | 0.00432 | 12.3364 | 50.8037 | 45.3519 | 12.54542 | – |
| 2024 Apr 13 17:53 | 2024 Apr 09 12:00:05 | 74.0565 | 0.00432 | 12.3364 | 50.8037 | 45.3519 | 12.54542 | – |
| 2024 Apr 12 17:53 | 2024 Apr 09 12:00:05 | 74.0565 | 0.00432 | 12.3364 | 50.8037 | 45.3519 | 12.54542 | – |
| 2024 Apr 11 17:54 | 2024 Apr 09 12:00:05 | 74.0565 | 0.00432 | 12.3364 | 50.8037 | 45.3519 | 12.54542 | – |
| 2024 Apr 10 17:56 | 2024 Apr 09 12:00:05 | 74.0565 | 0.00432 | 12.3364 | 50.8037 | 45.3519 | 12.54542 | – |
| 2024 Apr 09 17:56 | 2024 Apr 04 17:44:32 | 74.0567 | 0.00431 | 12.7610 | 58.1314 | 45.3519 | 12.54542 | – |
| 2024 Apr 08 17:55 | 2024 Apr 04 17:44:32 | 74.0567 | 0.00431 | 12.7610 | 58.1314 | 45.3519 | 12.54542 | – |
| 2024 Apr 07 17:53 | 2024 Apr 04 17:44:32 | 74.0567 | 0.00431 | 12.7610 | 58.1314 | 45.3519 | 12.54542 | – |
| 2024 Apr 06 17:58 | 2024 Apr 04 17:44:32 | 74.0567 | 0.00431 | 12.7610 | 58.1314 | 45.3519 | 12.54542 | – |
| 2024 Apr 05 17:53 | 2024 Apr 04 17:44:32 | 74.0567 | 0.00431 | 12.7610 | 58.1314 | 45.3519 | 12.54542 | – |
| 2024 Apr 04 17:56 | 2024 Mar 30 12:47:51 | 74.0569 | 0.00431 | 13.2253 | 66.1844 | 45.3519 | 12.54542 | – |
| 2024 Apr 03 17:53 | 2024 Mar 30 12:47:51 | 74.0569 | 0.00431 | 13.2253 | 66.1844 | 45.3519 | 12.54542 | – |
| 2024 Apr 02 17:52 | 2024 Mar 30 12:47:51 | 74.0569 | 0.00431 | 13.2253 | 66.1844 | 45.3519 | 12.54542 | – |
| 2024 Apr 01 17:52 | 2024 Mar 30 12:47:51 | 74.0569 | 0.00431 | 13.2253 | 66.1844 | 45.3519 | 12.54542 | – |
| 2024 Mar 31 17:52 | 2024 Mar 30 12:47:51 | 74.0569 | 0.00431 | 13.2253 | 66.1844 | 45.3519 | 12.54542 | – |
| 2024 Mar 30 18:52 | 2024 Mar 24 19:34:02 | 74.0562 | 0.00431 | 13.7353 | 74.9678 | 45.3519 | 12.54542 | – |
| 2024 Mar 29 18:52 | 2024 Mar 24 19:34:02 | 74.0562 | 0.00431 | 13.7353 | 74.9678 | 45.3519 | 12.54542 | – |