| Primary satellite | Secondary satellite |
| Name | Spot 2 | FENGYUN 1C DEB |
| Spacetrack catalog number | 20436 | 30996 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 10 12:13 | 2021 Apr 10 11:06 |
| Time of closest approach (UTC) | 2021 Mar 04 18:37:52.727 |
| Minimum distance | 3.029 km |
| Height difference | 2.982 km |
| Relative speed | 14.694 km/s |
| Angle between velocity vectors | 161° |
| Geographic position | 21.2°S, 166.9°E |
| Height | 773 km |
|