| Primary satellite | Secondary satellite |
| Name | Oscar 19 | IRIDIUM 33 DEB |
| Spacetrack catalog number | 20442 | 35805 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2023 Dec 05 11:30 | 2023 Dec 04 20:45 |
| Time of closest approach (UTC) | 2023 Sep 25 01:49:47.428 |
| Minimum distance | 730.406 km |
| Height difference | -1.951 km |
| Relative speed | 14.801 km/s |
| Angle between velocity vectors | 168° |
| Geographic position | 42.3°N, 152.4°W |
| Height | 795 km |
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