| Primary satellite | Secondary satellite |
| Name | Lacrosse 5 | FENGYUN 1C DEB |
| Spacetrack catalog number | 28646 | 31773 |
| Radar cross section | | small |
| Epoch of two-line elements (UTC) | 2021 Apr 02 19:22 | 2021 Apr 16 11:09 |
| Time of closest approach (UTC) | 2021 Mar 01 08:09:09.993 |
| Minimum distance | 7.560 km |
| Height difference | -2.065 km |
| Relative speed | 14.682 km/s |
| Angle between velocity vectors | 156° |
| Geographic position | 9.2°N, 9.7°E |
| Height | 719 km |
|