| Primary satellite | Secondary satellite |
| Name | NOAA 16 DEB | Star 20 E-46? |
| Spacetrack catalog number | 41652 | 21528 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 22 00:45 | 2024 Dec 22 21:08 |
| Time of closest approach (UTC) | 2024 Dec 28 05:52:16.536 |
| Minimum distance | 2.422 km |
| Height difference | 2.193 km |
| Relative speed | 14.656 km/s |
| Angle between velocity vectors | 159° |
| Geographic position | 65.9°S, 74.8°W |
| Height | 809 km |
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