| Primary satellite | Secondary satellite |
| Name | CZ-6A DEB | IRIDIUM 140 |
| Spacetrack catalog number | 54930 | 43252 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 12:05 | 2024 Dec 22 22:35 |
| Time of closest approach (UTC) | 2024 Dec 29 03:13:44.404 |
| Minimum distance | 4.658 km |
| Height difference | 3.933 km |
| Relative speed | 13.466 km/s |
| Angle between velocity vectors | 130° |
| Geographic position | 81.2°S, 16.2°W |
| Height | 803 km |
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