| Primary satellite | Secondary satellite |
| Name | AO-73 | GEESAT 1 |
| Spacetrack catalog number | 39444 | 52785 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2023 Sep 26 20:38 | 2023 Sep 27 01:18 |
| Time of closest approach (UTC) | 2023 Jun 12 05:24:38.654 |
| Minimum distance | 1689.903 km |
| Height difference | 9.830 km |
| Relative speed | 14.570 km/s |
| Angle between velocity vectors | 149° |
| Geographic position | 40.2°S, 40.3°W |
| Height | 612 km |
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