| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | CSL-04 DEB |
| Spacetrack catalog number | 30662 | 26241 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2023 Jun 07 19:42 | 2023 Jun 08 11:45 |
| Time of closest approach (UTC) | 2023 Mar 30 03:56:06.319 |
| Minimum distance | 495.260 km |
| Height difference | -5.303 km |
| Relative speed | 6.284 km/s |
| Angle between velocity vectors | 50° |
| Geographic position | 80.8°N, 124.4°E |
| Height | 870 km |
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