| Primary satellite | Secondary satellite |
| Name | Landsat 7 | FENGYUN 1C DEB |
| Spacetrack catalog number | 25682 | 32409 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 15 02:40 | 2021 Jan 12 23:10 |
| Time of closest approach (UTC) | 2020 Nov 30 17:16:47.275 |
| Minimum distance | 29.852 km |
| Height difference | -4.102 km |
| Relative speed | 14.835 km/s |
| Angle between velocity vectors | 162° |
| Geographic position | 17.0°S, 66.6°E |
| Height | 709 km |
|