| Primary satellite | Secondary satellite |
| Name | OBJECT F | YAOGAN 21 |
| Spacetrack catalog number | 57585 | 40143 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 04:24 | 2024 Dec 23 04:22 |
| Time of closest approach (UTC) | 2024 Dec 28 22:39:46.426 |
| Minimum distance | 2.325 km |
| Height difference | 0.540 km |
| Relative speed | 2.548 km/s |
| Angle between velocity vectors | 19° |
| Geographic position | 82.6°S, 82.7°E |
| Height | 519 km |
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