| Primary satellite | Secondary satellite |
| Name | SMDC ONE 1.2 | CZ-4 DEB |
| Spacetrack catalog number | 38759 | 35270 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 12:07 | 2024 Dec 22 18:36 |
| Time of closest approach (UTC) | 2024 Dec 24 09:24:34.780 |
| Minimum distance | 4.321 km |
| Height difference | -2.005 km |
| Relative speed | 14.682 km/s |
| Angle between velocity vectors | 156° |
| Geographic position | 41.6°N, 46.3°E |
| Height | 642 km |
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