| Primary satellite | Secondary satellite |
| Name | NEOSSAT | FENGYUN 1C DEB |
| Spacetrack catalog number | 39089 | 31381 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 12:30 | 2024 Dec 19 01:24 |
| Time of closest approach (UTC) | 2024 Dec 28 14:15:43.310 |
| Minimum distance | 1.096 km |
| Height difference | -0.683 km |
| Relative speed | 11.320 km/s |
| Angle between velocity vectors | 99° |
| Geographic position | 77.0°S, 86.1°W |
| Height | 806 km |
|