| Primary satellite | Secondary satellite |
| Name | ARIANE 5 R/B | IRIDIUM 134 |
| Spacetrack catalog number | 27387 | 43075 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2023 Mar 27 21:53 | 2023 Mar 27 22:07 |
| Time of closest approach (UTC) | 2023 Jan 28 23:57:08.798 |
| Minimum distance | 138.829 km |
| Height difference | 3.068 km |
| Relative speed | 12.477 km/s |
| Angle between velocity vectors | 114° |
| Geographic position | 81.2°S, 26.5°W |
| Height | 801 km |
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