| Primary satellite | Secondary satellite |
| Name | SL-4 R/B | FENGYUN 1C DEB |
| Spacetrack catalog number | 39679 | 31855 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2022 Jun 28 12:02 | 2022 Jun 28 03:52 |
| Time of closest approach (UTC) | 2022 May 20 22:56:33.332 |
| Minimum distance | 724.168 km |
| Height difference | 6.073 km |
| Relative speed | 14.268 km/s |
| Angle between velocity vectors | 146° |
| Geographic position | 29.6°N, 112.0°W |
| Height | 656 km |
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