| Primary satellite | Secondary satellite |
| Name | Cosmos 540 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 6324 | 31887 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 03 11:53 | 2024 Dec 02 17:24 |
| Time of closest approach (UTC) | 2024 Nov 15 02:51:52.079 |
| Minimum distance | 25.399 km |
| Height difference | 1.377 km |
| Relative speed | 14.904 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 41.1°S, 137.9°W |
| Height | 756 km |
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