Orbital elements of COSMOS 1640
| Launched | 20 March 1985 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 15622 |
| 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 Jul 16 17:53 | 2024 Jul 15 20:05:49 | 74.0559 | 0.00341 | 7.7643 | 333.0684 | 83.6831 | 12.52823 | – |
| 2024 Jul 15 17:53 | 2024 Jul 10 06:14:56 | 74.0555 | 0.00340 | 8.2602 | 341.4279 | 83.6831 | 12.52823 | – |
| 2024 Jul 14 17:57 | 2024 Jul 10 06:14:56 | 74.0555 | 0.00340 | 8.2602 | 341.4279 | 83.6831 | 12.52823 | – |
| 2024 Jul 13 17:52 | 2024 Jul 10 06:14:56 | 74.0555 | 0.00340 | 8.2602 | 341.4279 | 83.6831 | 12.52823 | – |
| 2024 Jul 12 17:53 | 2024 Jul 10 06:14:56 | 74.0555 | 0.00340 | 8.2602 | 341.4279 | 83.6831 | 12.52823 | – |
| 2024 Jul 11 17:57 | 2024 Jul 10 06:14:56 | 74.0555 | 0.00340 | 8.2602 | 341.4279 | 83.6831 | 12.52823 | – |
| 2024 Jul 10 17:54 | 2024 Jul 10 06:14:56 | 74.0555 | 0.00340 | 8.2602 | 341.4279 | 83.6831 | 12.52823 | – |
| 2024 Jul 09 18:45 | 2024 Jun 29 22:44:58 | 74.0544 | 0.00339 | 9.1771 | 356.8950 | 83.6831 | 12.52823 | – |
| 2024 Jul 08 17:53 | 2024 Jun 29 22:44:58 | 74.0544 | 0.00339 | 9.1771 | 356.8950 | 83.6831 | 12.52823 | – |
| 2024 Jul 07 17:52 | 2024 Jun 29 22:44:58 | 74.0544 | 0.00339 | 9.1771 | 356.8950 | 83.6831 | 12.52823 | – |
| 2024 Jul 06 17:57 | 2024 Jun 29 22:44:58 | 74.0544 | 0.00339 | 9.1771 | 356.8950 | 83.6831 | 12.52823 | – |
| 2024 Jul 05 17:52 | 2024 Jun 29 22:44:58 | 74.0544 | 0.00339 | 9.1771 | 356.8950 | 83.6831 | 12.52823 | – |
| 2024 Jul 04 17:55 | 2024 Jun 29 22:44:58 | 74.0544 | 0.00339 | 9.1771 | 356.8950 | 83.6831 | 12.52823 | – |
| 2024 Jul 03 17:54 | 2024 Jun 29 22:44:58 | 74.0544 | 0.00339 | 9.1771 | 356.8950 | 83.6831 | 12.52823 | – |
| 2024 Jul 02 17:52 | 2024 Jun 29 22:44:58 | 74.0544 | 0.00339 | 9.1771 | 356.8950 | 83.6831 | 12.52823 | – |
| 2024 Jul 01 17:55 | 2024 Jun 29 22:44:58 | 74.0544 | 0.00339 | 9.1771 | 356.8950 | 83.6831 | 12.52823 | – |
| 2024 Jun 30 17:54 | 2024 Jun 29 22:44:58 | 74.0544 | 0.00339 | 9.1771 | 356.8950 | 83.6831 | 12.52823 | – |
| 2024 Jun 29 17:53 | 2024 Jun 24 22:02:46 | 74.0537 | 0.00338 | 9.6243 | 4.4828 | 83.6831 | 12.52823 | – |
| 2024 Jun 28 17:53 | 2024 Jun 24 22:02:46 | 74.0537 | 0.00338 | 9.6243 | 4.4828 | 83.6831 | 12.52823 | – |
| 2024 Jun 27 17:54 | 2024 Jun 24 22:02:46 | 74.0537 | 0.00338 | 9.6243 | 4.4828 | 83.6831 | 12.52823 | – |
| 2024 Jun 26 17:54 | 2024 Jun 24 22:02:46 | 74.0537 | 0.00338 | 9.6243 | 4.4828 | 83.6831 | 12.52823 | – |
| 2024 Jun 25 17:52 | 2024 Jun 24 22:02:46 | 74.0537 | 0.00338 | 9.6243 | 4.4828 | 83.6831 | 12.52823 | – |
| 2024 Jun 24 17:53 | 2024 Jun 19 10:06:11 | 74.0532 | 0.00337 | 10.1131 | 12.8045 | 83.6831 | 12.52823 | – |
| 2024 Jun 23 17:52 | 2024 Jun 19 10:06:11 | 74.0532 | 0.00337 | 10.1131 | 12.8045 | 83.6831 | 12.52823 | – |
| 2024 Jun 22 17:57 | 2024 Jun 19 10:06:11 | 74.0532 | 0.00337 | 10.1131 | 12.8045 | 83.6831 | 12.52823 | – |
| 2024 Jun 21 17:57 | 2024 Jun 19 10:06:11 | 74.0532 | 0.00337 | 10.1131 | 12.8045 | 83.6831 | 12.52823 | – |
| 2024 Jun 20 17:56 | 2024 Jun 19 10:06:11 | 74.0532 | 0.00337 | 10.1131 | 12.8045 | 83.6831 | 12.52823 | – |
| 2024 Jun 19 17:54 | 2024 Jun 19 10:06:11 | 74.0532 | 0.00337 | 10.1131 | 12.8045 | 83.6831 | 12.52823 | – |