| Primary satellite | Secondary satellite |
| Name | IRIDIUM 118 | DELTA 1 DEB |
| Spacetrack catalog number | 42807 | 42560 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 23:30 | 2024 Dec 17 05:22 |
| Time of closest approach (UTC) | 2024 Dec 27 21:56:32.725 |
| Minimum distance | 1.475 km |
| Height difference | -0.002 km |
| Relative speed | 13.740 km/s |
| Angle between velocity vectors | 135° |
| Geographic position | 81.8°S, 2.6°W |
| Height | 807 km |
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