| Primary satellite | Secondary satellite |
| Name | YAOGAN 1 | FENGYUN 1C DEB |
| Spacetrack catalog number | 29092 | 47029 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 12 19:18 | 2021 Apr 05 10:26 |
| Time of closest approach (UTC) | 2021 Mar 02 09:01:35.204 |
| Minimum distance | 8.262 km |
| Height difference | 2.691 km |
| Relative speed | 14.964 km/s |
| Angle between velocity vectors | 162° |
| Geographic position | 22.5°S, 157.3°E |
| Height | 628 km |
|