| Primary satellite | Secondary satellite |
| Name | IRIDIUM 174 | CZ-6A DEB |
| Spacetrack catalog number | 56728 | 55206 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 03:59 | 2024 Dec 23 01:38 |
| Time of closest approach (UTC) | 2024 Dec 25 04:57:11.643 |
| Minimum distance | 3.629 km |
| Height difference | -3.615 km |
| Relative speed | 15.044 km/s |
| Angle between velocity vectors | 168° |
| Geographic position | 64.3°N, 64.2°E |
| Height | 638 km |
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