| Primary satellite | Secondary satellite |
| Name | Oscar 18 | IRIDIUM 112 |
| Spacetrack catalog number | 20441 | 41925 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2024 Sep 10 14:00 | 2024 Sep 10 01:17 |
| Time of closest approach (UTC) | 2024 Aug 08 23:30:35.212 |
| Minimum distance | 88.582 km |
| Height difference | 4.436 km |
| Relative speed | 14.442 km/s |
| Angle between velocity vectors | 150° |
| Geographic position | 76.8°N, 131.7°W |
| Height | 786 km |
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