| Primary satellite | Secondary satellite |
| Name | Cosmos 676 Rocket | YUNHAI 1-04 |
| Spacetrack catalog number | 7434 | 58073 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 20:48 | 2024 Dec 22 21:15 |
| Time of closest approach (UTC) | 2024 Dec 24 07:44:13.776 |
| Minimum distance | 1.665 km |
| Height difference | 1.569 km |
| Relative speed | 14.867 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 28.0°S, 11.2°W |
| Height | 790 km |
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