| Primary satellite | Secondary satellite |
| Name | IRIDIUM 33 DEB | Oscar 18 |
| Spacetrack catalog number | 34765 | 20441 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:01 | 2024 Dec 23 00:08 |
| Time of closest approach (UTC) | 2024 Dec 26 15:00:01.197 |
| Minimum distance | 4.169 km |
| Height difference | 2.494 km |
| Relative speed | 14.922 km/s |
| Angle between velocity vectors | 175° |
| Geographic position | 10.0°N, 42.0°E |
| Height | 771 km |
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