| Primary satellite | Secondary satellite |
| Name | AO-73 | BRIO |
| Spacetrack catalog number | 39444 | 43813 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2023 Oct 02 20:18 | 2023 Oct 02 18:27 |
| Time of closest approach (UTC) | 2022 Sep 25 13:32:40.815 |
| Minimum distance | 8982.297 km |
| Height difference | -72.256 km |
| Relative speed | 15.021 km/s |
| Angle between velocity vectors | 169° |
| Geographic position | 1.1°N, 149.5°W |
| Height | 657 km |
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