| Primary satellite | Secondary satellite |
| Name | SHIYUAN | Cosmos 1954 Rocket |
| Spacetrack catalog number | 37931 | 19257 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 01:02 | 2024 Dec 22 22:06 |
| Time of closest approach (UTC) | 2024 Dec 27 14:54:12.239 |
| Minimum distance | 3.626 km |
| Height difference | -2.738 km |
| Relative speed | 14.839 km/s |
| Angle between velocity vectors | 169° |
| Geographic position | 47.1°S, 140.1°W |
| Height | 798 km |
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