| Primary satellite | Secondary satellite |
| Name | Cosmos 1743 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 16720 | 31810 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 14:33 | 2024 Dec 20 18:39 |
| Time of closest approach (UTC) | 2024 Dec 24 18:12:15.143 |
| Minimum distance | 4.999 km |
| Height difference | -3.061 km |
| Relative speed | 15.211 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 31.4°N, 163.7°W |
| Height | 603 km |
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