| Primary satellite | Secondary satellite |
| Name | AO-73 | CZ-4C DEB |
| Spacetrack catalog number | 39444 | 43265 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2023 Jun 04 11:22 | 2023 Jun 04 05:03 |
| Time of closest approach (UTC) | 2023 Mar 23 21:56:06.365 |
| Minimum distance | 1273.504 km |
| Height difference | -6.411 km |
| Relative speed | 12.359 km/s |
| Angle between velocity vectors | 110° |
| Geographic position | 68.6°N, 120.0°W |
| Height | 644 km |
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