He, boyi
Current rating: 1451
Record: 1-5
| Regional Championships Tianjin 2023 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 67 | Hao, Jianlun (1559) | Lost 0-2 | -171483 |
| 2pioneer | 63 | Yang, Yi (1854) | Lost 1-2 | -111472 |
| 3pioneer | 84 | Jiang, Yiren (1967) | Won 2-1 | +261498 |
| 4pioneer | 62 | Chen, Cheng Chung (1488) | Lost 1-2 | -181480 |
| 5pioneer | 74 | Liu, Xinchang (1505) | Lost 1-2 | -181462 |
| 6pioneer | 77 | Bin, Jia (1858) | Lost 0-2 | -111451 |
| average opponent: 1705record: 1-5 | new rating: 1451 | |||