Guo, Zizheng
Current rating: 1465
Record: 1-3-1
| Regional Championships Tianjin 2023 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 21 | Yang, Yunlong (1500) | Lost 1-2 | -181482 |
| 2pioneer | 105 | Yang, Xu (1499) | Draw 1-1 | 01482 |
| 3pioneer | 80 | Rong, Raphael (1522) | Lost 1-2 | -171465 |
| 4pioneer | 91 | chen, peng (1453) | Won 2-0 | +181483 |
| 5pioneer | 70 | Han, Raphael (1486) | Lost 0-2 | -181465 |
| average opponent: 1492record: 1-3-1 | new rating: 1465 | |||