| Primary satellite | Secondary satellite |
| Name | Cosmos 1850 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 18096 | 30676 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 06 17:28 | 2024 Dec 06 21:36 |
| Time of closest approach (UTC) | 2024 Nov 07 10:44:37.662 |
| Minimum distance | 31.956 km |
| Height difference | -2.190 km |
| Relative speed | 13.138 km/s |
| Angle between velocity vectors | 121° |
| Geographic position | 74.1°N, 172.1°W |
| Height | 778 km |
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