| Primary satellite | Secondary satellite |
| Name | CZ-2C R/B | deb Delta |
| Spacetrack catalog number | 28480 | 19105 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 17 20:06 | 2021 Jan 17 23:41 |
| Time of closest approach (UTC) | 2020 Dec 08 07:46:56.793 |
| Minimum distance | 1.796 km |
| Height difference | -0.874 km |
| Relative speed | 13.475 km/s |
| Angle between velocity vectors | 127° |
| Geographic position | 70.9°N, 146.3°E |
| Height | 717 km |
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