Olguin, Arturo
Current rating: 1552
Record: 5-2
| Grand Prix Mexico City 2005 (Kamigawa block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 28 | Chavez, Luis (1500) | Won 2-0 | +181518 |
| 2block | 1 | Lara Martinez, Javier Fc (1500) | Won 2-0 | +181536 |
| 3block | 10 | Espinosa, Luis (1536) | Won 2-0 | +181554 |
| 4block | 9 | Vasquez, Andres (1537) | Lost 0-2 | -191535 |
| 5block | 48 | Merino Escutia, Sergio (1489) | Won 2-0 | +181553 |
| 6block | 20 | Rivera Morales, Humberto (1520) | Lost 1-2 | -191534 |
| 7block | 45 | lombell, Christopher (1519) | Won 2-1 | +181552 |
| average opponent: 1514record: 5-2 | new rating: 1552 | |||