| Primary satellite | Secondary satellite |
| Name | DOVE 4 | FENGYUN 1C DEB |
| Spacetrack catalog number | 39430 | 32207 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2021 Mar 05 04:39 | 2021 Mar 04 22:23 |
| Time of closest approach (UTC) | 2021 Jan 19 20:27:27.908 |
| Minimum distance | 34.465 km |
| Height difference | 3.030 km |
| Relative speed | 12.141 km/s |
| Angle between velocity vectors | 109° |
| Geographic position | 74.8°N, 145.0°W |
| Height | 796 km |
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