| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | deb Kosmos- 1791 |
| Spacetrack catalog number | 33724 | 18552 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 07:01 | 2024 Dec 23 00:46 |
| Time of closest approach (UTC) | 2024 Dec 28 03:43:00.421 |
| Minimum distance | 3.174 km |
| Height difference | -0.178 km |
| Relative speed | 14.898 km/s |
| Angle between velocity vectors | 175° |
| Geographic position | 70.9°N, 70.3°E |
| Height | 822 km |
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