| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | COSMOS 1275 DEB |
| Spacetrack catalog number | 30060 | 39959 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 04:45 | 2024 Dec 18 14:42 |
| Time of closest approach (UTC) | 2024 Dec 27 07:52:37.352 |
| Minimum distance | 4.550 km |
| Height difference | 0.707 km |
| Relative speed | 6.162 km/s |
| Angle between velocity vectors | 49° |
| Geographic position | 70.1°S, 60.9°E |
| Height | 1001 km |
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