| Primary satellite | Secondary satellite |
| Name | CZ-2D DEB | deb Kosmos-1066 |
| Spacetrack catalog number | 44607 | 19643 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 20 05:45 | 2024 Dec 22 18:43 |
| Time of closest approach (UTC) | 2024 Dec 27 00:17:32.434 |
| Minimum distance | 1.443 km |
| Height difference | -0.559 km |
| Relative speed | 14.915 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 11.0°N, 112.8°W |
| Height | 835 km |
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