| Primary satellite | Secondary satellite |
| Name | deb Feng Yun 1B | IRIDIUM 150 |
| Spacetrack catalog number | 23259 | 43257 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 22:46 | 2024 Dec 23 12:17 |
| Time of closest approach (UTC) | 2024 Dec 29 02:43:00.404 |
| Minimum distance | 4.391 km |
| Height difference | -0.508 km |
| Relative speed | 14.586 km/s |
| Angle between velocity vectors | 155° |
| Geographic position | 77.0°N, 179.4°E |
| Height | 790 km |
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