Quiroz, Roberto
Current rating: 1465
Record: 1-3
| Grand Prix Mexico City 2005 (Kamigawa block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3block | 29 | gonzalez ortiz, julio (1536) | Lost 0-2 | -171483 |
| 4block | 58 | Meza Ponce, Luis Eduardo (1518) | Lost 0-2 | -181465 |
| 5block | 71 | Ysunza, Alberto (1418) | Won 2-0 | +171482 |
| 6block | 80 | Meza Villegas, Mario Andres (1518) | Lost 0-2 | -171465 |
| average opponent: 1497record: 1-3 | new rating: 1465 | |||