| Primary satellite | Secondary satellite |
| Name | JY1SAT | H-2A R/B |
| Spacetrack catalog number | 43803 | 39771 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2021 Feb 24 17:57 | 2021 Feb 25 12:13 |
| Time of closest approach (UTC) | 2021 Jan 23 20:19:00.102 |
| Minimum distance | 62.834 km |
| Height difference | 2.365 km |
| Relative speed | 14.801 km/s |
| Angle between velocity vectors | 156° |
| Geographic position | 49.4°N, 20.3°E |
| Height | 595 km |
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