Guerrero, Claudio
Current rating: 1452
Record: 2-5
| Regional Championships Mexico City 2023 Cycle 3 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 75 | Garcia, Daniel [MEX] (1431) | Won 2-1 | +171517 |
| 2pioneer | 35 | Solano, Geancarlo (1547) | Won 2-1 | +181535 |
| 3pioneer | 16 | Gonzalez, Raul [MEX] (1488) | Lost 0-2 | -191516 |
| 4pioneer | 34 | Gomez Ayala, Carlos (1519) | Lost 1-2 | -181498 |
| 5pioneer | 36 | Gutierrez Saldate, Luis Fernando (1922) | Lost 0-2 | -101488 |
| 6pioneer | 54 | Feng Chen, Junrong (1480) | Lost 0-2 | -181470 |
| 7pioneer | 59 | Anzaldo, Juan (1464) | Lost 0-2 | -181452 |
| average opponent: 1550record: 2-5 | new rating: 1452 | |||