| Primary satellite | Secondary satellite |
| Name | NEOSSAT | FENGYUN 1C DEB |
| Spacetrack catalog number | 39089 | 31905 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 12:30 | 2024 Dec 22 02:17 |
| Time of closest approach (UTC) | 2024 Dec 29 16:03:39.131 |
| Minimum distance | 4.940 km |
| Height difference | 2.195 km |
| Relative speed | 13.373 km/s |
| Angle between velocity vectors | 127° |
| Geographic position | 70.3°N, 176.7°W |
| Height | 778 km |
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