| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | deb Kosmos-1375 |
| Spacetrack catalog number | 31766 | 18278 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 19 05:40 | 2024 Dec 22 17:44 |
| Time of closest approach (UTC) | 2024 Dec 28 08:43:20.612 |
| Minimum distance | 1.996 km |
| Height difference | -1.854 km |
| Relative speed | 14.258 km/s |
| Angle between velocity vectors | 149° |
| Geographic position | 55.7°N, 123.8°E |
| Height | 922 km |
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