| Primary satellite | Secondary satellite |
| Name | DMSP 5D-2 F11 DEB | SHIYAN 20C (SY-20C) |
| Spacetrack catalog number | 28308 | 54214 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 02:01 | 2024 Dec 23 09:38 |
| Time of closest approach (UTC) | 2024 Dec 27 07:16:04.420 |
| Minimum distance | 3.873 km |
| Height difference | -3.552 km |
| Relative speed | 12.605 km/s |
| Angle between velocity vectors | 116° |
| Geographic position | 59.8°S, 11.2°W |
| Height | 819 km |
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