| Primary satellite | Secondary satellite |
| Name | NOAA 16 DEB | Iridium 38 |
| Spacetrack catalog number | 41419 | 25043 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 21 05:52 | 2024 Dec 22 21:46 |
| Time of closest approach (UTC) | 2024 Dec 28 18:26:10.094 |
| Minimum distance | 1.080 km |
| Height difference | -1.053 km |
| Relative speed | 14.584 km/s |
| Angle between velocity vectors | 155° |
| Geographic position | 76.3°N, 54.5°W |
| Height | 779 km |
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