Orbital elements of COSMOS 1642
| Launched | 20 March 1985 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 15624 |
| 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 Dec 20 18:57 | 2025 Dec 20 11:49:33 | 74.0564 | 0.00500 | 0.4920 | 101.6940 | 13.0093 | 12.56390 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 06:48:11 | 74.0569 | 0.00501 | 1.2269 | 114.3873 | 13.0093 | 12.56390 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 06:48:11 | 74.0569 | 0.00501 | 1.2269 | 114.3873 | 13.0093 | 12.56390 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 06:48:11 | 74.0569 | 0.00501 | 1.2269 | 114.3873 | 13.0093 | 12.56390 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 06:48:11 | 74.0569 | 0.00501 | 1.2269 | 114.3873 | 13.0093 | 12.56390 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 06:48:11 | 74.0569 | 0.00501 | 1.2269 | 114.3873 | 13.0093 | 12.56390 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 06:48:11 | 74.0569 | 0.00501 | 1.2269 | 114.3873 | 13.0093 | 12.56390 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 06:48:11 | 74.0569 | 0.00501 | 1.2269 | 114.3873 | 13.0093 | 12.56390 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 06:48:11 | 74.0569 | 0.00501 | 1.2269 | 114.3873 | 13.0093 | 12.56390 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 02:19:58 | 74.0573 | 0.00501 | 1.6912 | 122.3900 | 13.0093 | 12.56390 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 02:19:58 | 74.0573 | 0.00501 | 1.6912 | 122.3900 | 13.0093 | 12.56390 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 02:19:58 | 74.0573 | 0.00501 | 1.6912 | 122.3900 | 13.0093 | 12.56390 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 02:19:58 | 74.0573 | 0.00501 | 1.6912 | 122.3900 | 13.0093 | 12.56390 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 02:19:58 | 74.0573 | 0.00501 | 1.6912 | 122.3900 | 13.0093 | 12.56390 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 11:56:17 | 74.0576 | 0.00502 | 2.1029 | 129.4813 | 13.0093 | 12.56390 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 11:56:17 | 74.0576 | 0.00502 | 2.1029 | 129.4813 | 13.0093 | 12.56390 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 11:56:17 | 74.0576 | 0.00502 | 2.1029 | 129.4813 | 13.0093 | 12.56390 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 11:56:17 | 74.0576 | 0.00502 | 2.1029 | 129.4813 | 13.0093 | 12.56390 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 11:56:17 | 74.0576 | 0.00502 | 2.1029 | 129.4813 | 13.0093 | 12.56390 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 09:43:52 | 74.0579 | 0.00504 | 2.7377 | 140.3841 | 13.0093 | 12.56390 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 09:43:52 | 74.0579 | 0.00504 | 2.7377 | 140.3841 | 13.0093 | 12.56390 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 09:43:52 | 74.0579 | 0.00504 | 2.7377 | 140.3841 | 13.0093 | 12.56390 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 09:43:52 | 74.0579 | 0.00504 | 2.7377 | 140.3841 | 13.0093 | 12.56390 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 09:43:52 | 74.0579 | 0.00504 | 2.7377 | 140.3841 | 13.0093 | 12.56390 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 09:43:52 | 74.0579 | 0.00504 | 2.7377 | 140.3841 | 13.0093 | 12.56390 | – |
| 2025 Nov 24 18:56 | 2025 Nov 20 05:25:46 | 74.0580 | 0.00505 | 3.2013 | 148.3282 | 13.0093 | 12.56390 | – |
| 2025 Nov 23 18:57 | 2025 Nov 20 05:25:46 | 74.0580 | 0.00505 | 3.2013 | 148.3282 | 13.0093 | 12.56390 | – |