| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | Orbcomm 18 |
| Spacetrack catalog number | 31071 | 25419 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 21 08:56 | 2024 Dec 23 06:14 |
| Time of closest approach (UTC) | 2024 Dec 28 08:32:39.575 |
| Minimum distance | 4.094 km |
| Height difference | -3.867 km |
| Relative speed | 13.603 km/s |
| Angle between velocity vectors | 131° |
| Geographic position | 35.2°N, 176.8°E |
| Height | 770 km |
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