| Primary satellite | Secondary satellite |
| Name | Oscar 19 | IRIDIUM 110 |
| Spacetrack catalog number | 20442 | 43481 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2023 May 29 16:06 | 2023 May 29 13:29 |
| Time of closest approach (UTC) | 2023 Apr 02 22:19:01.839 |
| Minimum distance | 107.388 km |
| Height difference | 4.371 km |
| Relative speed | 14.413 km/s |
| Angle between velocity vectors | 150° |
| Geographic position | 77.0°N, 139.8°W |
| Height | 788 km |
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