| Primary satellite | Secondary satellite |
| Name | H-2A R/B | FENGYUN 1C DEB |
| Spacetrack catalog number | 27601 | 31238 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 11 14:49 | 2021 Apr 10 18:12 |
| Time of closest approach (UTC) | 2021 Mar 05 01:58:33.936 |
| Minimum distance | 18.961 km |
| Height difference | 2.936 km |
| Relative speed | 14.502 km/s |
| Angle between velocity vectors | 157° |
| Geographic position | 42.0°N, 108.0°W |
| Height | 844 km |
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