| Primary satellite | Secondary satellite |
| Name | NOAA 19 | FENGYUN 1C DEB |
| Spacetrack catalog number | 33591 | 32225 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Mar 02 19:10 | 2021 Mar 01 04:58 |
| Time of closest approach (UTC) | 2021 Jan 18 11:59:37.706 |
| Minimum distance | 18.040 km |
| Height difference | 0.503 km |
| Relative speed | 3.701 km/s |
| Angle between velocity vectors | 29° |
| Geographic position | 80.5°S, 172.5°E |
| Height | 877 km |
|