| Primary satellite | Secondary satellite |
| Name | ARIANE 5 R/B | IRIDIUM 33 DEB |
| Spacetrack catalog number | 27387 | 36011 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Mar 27 21:53 | 2023 Mar 15 19:45 |
| Time of closest approach (UTC) | 2023 Feb 05 01:41:03.734 |
| Minimum distance | 22.481 km |
| Height difference | 4.584 km |
| Relative speed | 12.153 km/s |
| Angle between velocity vectors | 109° |
| Geographic position | 81.2°N, 114.8°E |
| Height | 774 km |
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