| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | NOAA 17 DEB |
| Spacetrack catalog number | 31012 | 48705 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 04:22 | 2024 Dec 22 19:35 |
| Time of closest approach (UTC) | 2024 Dec 29 12:18:15.362 |
| Minimum distance | 3.912 km |
| Height difference | 2.449 km |
| Relative speed | 8.189 km/s |
| Angle between velocity vectors | 67° |
| Geographic position | 79.4°S, 89.0°E |
| Height | 822 km |
|