| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | HAIYANG 3A |
| Spacetrack catalog number | 30959 | 58349 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 20 11:11 | 2024 Dec 23 09:23 |
| Time of closest approach (UTC) | 2024 Dec 28 19:52:12.730 |
| Minimum distance | 1.709 km |
| Height difference | 1.623 km |
| Relative speed | 14.675 km/s |
| Angle between velocity vectors | 160° |
| Geographic position | 26.1°S, 43.7°E |
| Height | 793 km |
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