| Primary satellite | Secondary satellite |
| Name | deb Delta 107 | IRIDIUM 138 |
| Spacetrack catalog number | 8959 | 43071 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 08:57 | 2024 Dec 22 20:13 |
| Time of closest approach (UTC) | 2024 Dec 28 12:14:28.564 |
| Minimum distance | 5.782 km |
| Height difference | 1.737 km |
| Relative speed | 13.528 km/s |
| Angle between velocity vectors | 130° |
| Geographic position | 81.0°N, 72.3°W |
| Height | 788 km |
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