| Primary satellite | Secondary satellite |
| Name | Cosmos 1943 | FENGYUN 1C DEB |
| Spacetrack catalog number | 19119 | 31210 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Jan 28 16:00 | 2023 Jan 28 21:37 |
| Time of closest approach (UTC) | 2022 Dec 03 12:51:07.731 |
| Minimum distance | 200.075 km |
| Height difference | -0.460 km |
| Relative speed | 13.154 km/s |
| Angle between velocity vectors | 125° |
| Geographic position | 70.7°N, 68.4°E |
| Height | 862 km |
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