| Primary satellite | Secondary satellite |
| Name | SHIYUAN 3 (SY-3) | deb Kosmos-1275 |
| Spacetrack catalog number | 33433 | 13464 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 02:19 | 2024 Dec 21 20:55 |
| Time of closest approach (UTC) | 2024 Dec 26 13:01:06.247 |
| Minimum distance | 4.047 km |
| Height difference | 2.238 km |
| Relative speed | 12.394 km/s |
| Angle between velocity vectors | 113° |
| Geographic position | 80.5°N, 25.5°W |
| Height | 812 km |
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