| Primary satellite | Secondary satellite |
| Name | Cosmos 1943 | FENGYUN 1C DEB |
| Spacetrack catalog number | 19119 | 31410 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Jan 28 16:00 | 2023 Jan 28 21:25 |
| Time of closest approach (UTC) | 2022 Dec 03 11:07:48.810 |
| Minimum distance | 529.504 km |
| Height difference | -6.107 km |
| Relative speed | 13.713 km/s |
| Angle between velocity vectors | 135° |
| Geographic position | 71.1°N, 78.0°E |
| Height | 862 km |
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