| Primary satellite | Secondary satellite |
| Name | deb Feng Yun 1B | IRIDIUM 167 |
| Spacetrack catalog number | 23259 | 43931 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 22:46 | 2024 Dec 23 04:04 |
| Time of closest approach (UTC) | 2024 Dec 28 23:25:53.305 |
| Minimum distance | 1.902 km |
| Height difference | 1.881 km |
| Relative speed | 14.090 km/s |
| Angle between velocity vectors | 141° |
| Geographic position | 80.2°N, 149.1°E |
| Height | 788 km |
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