| Primary satellite | Secondary satellite |
| Name | IPEX | FENGYUN 1C DEB |
| Spacetrack catalog number | 39471 | 31917 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 02:33 | 2024 Dec 20 06:36 |
| Time of closest approach (UTC) | 2024 Dec 24 07:01:51.376 |
| Minimum distance | 4.694 km |
| Height difference | 0.363 km |
| Relative speed | 8.462 km/s |
| Angle between velocity vectors | 68° |
| Geographic position | 59.5°S, 36.8°W |
| Height | 676 km |
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