| Primary satellite | Secondary satellite |
| Name | AO-73 | STARLINK-30221 |
| Spacetrack catalog number | 39444 | 57418 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 20:50 | 2024 Dec 23 02:39 |
| Time of closest approach (UTC) | 2024 Dec 24 04:02:52.101 |
| Minimum distance | 4.073 km |
| Height difference | -3.221 km |
| Relative speed | 14.221 km/s |
| Angle between velocity vectors | 139° |
| Geographic position | 13.8°N, 16.5°W |
| Height | 562 km |
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