| Primary satellite | Secondary satellite |
| Name | HELIOS-2A | YAOGAN-30 K |
| Spacetrack catalog number | 28492 | 43169 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 23 13:45 | 2024 Dec 23 14:36 |
| Time of closest approach (UTC) | 2024 Dec 25 05:00:21.511 |
| Minimum distance | 1.712 km |
| Height difference | -1.533 km |
| Relative speed | 13.907 km/s |
| Angle between velocity vectors | 133° |
| Geographic position | 2.4°S, 16.8°E |
| Height | 574 km |
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