| Primary satellite | Secondary satellite |
| Name | Cosmos 724 | FENGYUN 1C DEB |
| Spacetrack catalog number | 7727 | 33740 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 10:48 | 2024 Dec 18 06:46 |
| Time of closest approach (UTC) | 2024 Dec 23 22:47:20.081 |
| Minimum distance | 3.342 km |
| Height difference | -2.789 km |
| Relative speed | 4.280 km/s |
| Angle between velocity vectors | 33° |
| Geographic position | 8.3°S, 57.2°W |
| Height | 859 km |
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