| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | deb Kosmos-1275 |
| Spacetrack catalog number | 30060 | 12962 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 04:45 | 2024 Dec 22 15:16 |
| Time of closest approach (UTC) | 2024 Dec 26 13:30:42.061 |
| Minimum distance | 4.687 km |
| Height difference | -3.512 km |
| Relative speed | 14.892 km/s |
| Angle between velocity vectors | 177° |
| Geographic position | 5.4°S, 128.7°E |
| Height | 904 km |
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