| Primary satellite | Secondary satellite |
| Name | Cosmos 1766 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 16882 | 30593 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Sep 19 13:02 | 2024 Sep 20 05:30 |
| Time of closest approach (UTC) | 2024 Aug 20 16:56:06.883 |
| Minimum distance | 750.739 km |
| Height difference | 7.454 km |
| Relative speed | 15.044 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 45.9°S, 97.5°W |
| Height | 645 km |
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