| Primary satellite | Secondary satellite |
| Name | Cosmos 1943 | FENGYUN 1C DEB |
| Spacetrack catalog number | 19119 | 29781 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Jan 28 16:00 | 2023 Jan 28 19:15 |
| Time of closest approach (UTC) | 2022 Dec 04 19:22:52.298 |
| Minimum distance | 32.052 km |
| Height difference | 6.276 km |
| Relative speed | 13.230 km/s |
| Angle between velocity vectors | 126° |
| Geographic position | 70.9°N, 36.6°W |
| Height | 862 km |
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