| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | deb Kosmos- 1809 |
| Spacetrack catalog number | 30879 | 17272 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2023 Jan 26 13:30 | 2023 Jan 27 13:05 |
| Time of closest approach (UTC) | 2022 Dec 04 19:31:08.369 |
| Minimum distance | 227.546 km |
| Height difference | 170.142 km |
| Relative speed | 14.958 km/s |
| Angle between velocity vectors | 177° |
| Geographic position | 63.0°S, 99.2°E |
| Height | 733 km |
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