| Primary satellite | Secondary satellite |
| Name | Cosmos 724 | FENGYUN 1C DEB |
| Spacetrack catalog number | 7727 | 32117 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2022 May 26 16:28 | 2022 May 24 09:12 |
| Time of closest approach (UTC) | 2022 Jan 21 19:42:44.932 |
| Minimum distance | 474.078 km |
| Height difference | -0.303 km |
| Relative speed | 14.659 km/s |
| Angle between velocity vectors | 162° |
| Geographic position | 41.6°N, 11.8°E |
| Height | 870 km |
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