| Primary satellite | Secondary satellite |
| Name | Meteor 2-9 Rocket | deb Chang Zheng 4 |
| Spacetrack catalog number | 13719 | 20850 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2021 Jan 25 14:35 | 2021 Jan 25 21:25 |
| Time of closest approach (UTC) | 2020 Nov 29 15:39:33.162 |
| Minimum distance | 3.629 km |
| Height difference | 2.547 km |
| Relative speed | 14.790 km/s |
| Angle between velocity vectors | 173° |
| Geographic position | 81.3°S, 167.5°E |
| Height | 866 km |
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