| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | CHECKMATE 8 |
| Spacetrack catalog number | 30087 | 56163 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 08:24 | 2024 Dec 23 03:37 |
| Time of closest approach (UTC) | 2024 Dec 25 19:21:55.533 |
| Minimum distance | 2.118 km |
| Height difference | 1.280 km |
| Relative speed | 14.567 km/s |
| Angle between velocity vectors | 168° |
| Geographic position | 80.8°S, 124.9°E |
| Height | 972 km |
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