| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | deb Kosmos-1486 |
| Spacetrack catalog number | 36258 | 14813 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 21 18:38 | 2024 Dec 23 01:37 |
| Time of closest approach (UTC) | 2024 Dec 28 18:13:29.509 |
| Minimum distance | 2.043 km |
| Height difference | -2.042 km |
| Relative speed | 13.922 km/s |
| Angle between velocity vectors | 138° |
| Geographic position | 73.6°S, 121.3°E |
| Height | 757 km |
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