| Primary satellite | Secondary satellite |
| Name | NOAA 16 DEB | GAOFEN DUOMO (GFDM) |
| Spacetrack catalog number | 42373 | 45856 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 20 14:02 | 2024 Dec 23 04:39 |
| Time of closest approach (UTC) | 2024 Dec 25 18:09:34.075 |
| Minimum distance | 3.708 km |
| Height difference | -3.620 km |
| Relative speed | 14.195 km/s |
| Angle between velocity vectors | 142° |
| Geographic position | 63.7°S, 75.9°E |
| Height | 668 km |
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