| Primary satellite | Secondary satellite |
| Name | NEOSSAT | CZ-11 R/B |
| Spacetrack catalog number | 39089 | 43161 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 12:30 | 2024 Dec 22 23:52 |
| Time of closest approach (UTC) | 2024 Dec 24 06:56:18.075 |
| Minimum distance | 2.045 km |
| Height difference | -1.653 km |
| Relative speed | 14.792 km/s |
| Angle between velocity vectors | 163° |
| Geographic position | 5.5°N, 16.5°W |
| Height | 771 km |
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