| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | CHECKMATE 3 |
| Spacetrack catalog number | 32243 | 56170 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 18 02:17 | 2024 Dec 22 20:47 |
| Time of closest approach (UTC) | 2024 Dec 28 22:32:03.330 |
| Minimum distance | 2.128 km |
| Height difference | 0.263 km |
| Relative speed | 14.675 km/s |
| Angle between velocity vectors | 176° |
| Geographic position | 75.2°S, 10.9°E |
| Height | 987 km |
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