| Primary satellite | Secondary satellite |
| Name | YUNHAI 1 | HAIYANG 3A |
| Spacetrack catalog number | 41857 | 58349 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 11:00 | 2024 Dec 23 09:23 |
| Time of closest approach (UTC) | 2024 Dec 29 17:21:59.643 |
| Minimum distance | 4.171 km |
| Height difference | -3.106 km |
| Relative speed | 8.118 km/s |
| Angle between velocity vectors | 66° |
| Geographic position | 79.8°S, 133.7°E |
| Height | 812 km |
|