| Primary satellite | Secondary satellite |
| Name | Cosmos 540 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 6324 | 32172 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Mar 20 12:17 | 2023 Mar 18 18:16 |
| Time of closest approach (UTC) | 2023 Feb 07 13:08:09.114 |
| Minimum distance | 3859.280 km |
| Height difference | -2.476 km |
| Relative speed | 10.702 km/s |
| Angle between velocity vectors | 92° |
| Geographic position | 71.4°S, 147.1°W |
| Height | 769 km |
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