| Primary satellite | Secondary satellite |
| Name | IRIDIUM 174 | NOAA 17 DEB |
| Spacetrack catalog number | 56728 | 48165 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 03:59 | 2024 Dec 23 00:24 |
| Time of closest approach (UTC) | 2024 Dec 24 04:40:54.724 |
| Minimum distance | 4.001 km |
| Height difference | -3.603 km |
| Relative speed | 14.631 km/s |
| Angle between velocity vectors | 151° |
| Geographic position | 78.3°N, 80.4°E |
| Height | 640 km |
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