| Primary satellite | Secondary satellite |
| Name | CZ-2D R/B | AIM |
| Spacetrack catalog number | 28738 | 31304 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Jan 17 18:50 | 2021 Jan 17 16:08 |
| Time of closest approach (UTC) | 2020 Dec 04 10:30:35.278 |
| Minimum distance | 73.992 km |
| Height difference | 3.322 km |
| Relative speed | 13.514 km/s |
| Angle between velocity vectors | 126° |
| Geographic position | 72.5°S, 149.1°E |
| Height | 548 km |
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