| Primary satellite | Secondary satellite |
| Name | DMSP 5D-2 F13 DEB | Iridium 57 |
| Spacetrack catalog number | 42327 | 25273 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 21 00:22 | 2024 Dec 23 03:06 |
| Time of closest approach (UTC) | 2024 Dec 29 13:16:15.808 |
| Minimum distance | 4.794 km |
| Height difference | -4.284 km |
| Relative speed | 14.882 km/s |
| Angle between velocity vectors | 170° |
| Geographic position | 58.6°N, 75.4°W |
| Height | 786 km |
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