| Primary satellite | Secondary satellite |
| Name | Cosmos 1943 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 19120 | 36231 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Oct 01 22:56 | 2023 Sep 28 22:12 |
| Time of closest approach (UTC) | 2023 Jun 16 00:07:45.676 |
| Minimum distance | 206.362 km |
| Height difference | 2.490 km |
| Relative speed | 14.289 km/s |
| Angle between velocity vectors | 146° |
| Geographic position | 68.5°N, 128.5°W |
| Height | 824 km |
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