| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | COSMOS 1275 DEB |
| Spacetrack catalog number | 30903 | 42095 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 17 10:31 | 2024 Dec 17 10:21 |
| Time of closest approach (UTC) | 2024 Dec 27 13:46:23.682 |
| Minimum distance | 2.360 km |
| Height difference | -0.821 km |
| Relative speed | 2.225 km/s |
| Angle between velocity vectors | 17° |
| Geographic position | 16.4°S, 108.4°E |
| Height | 953 km |
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