Tonacca, Mauricio
Current rating: 1465
Record: 2-4
| Grand Prix Santiago 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 30 | Coronado, Jonathan S (1500) | Lost 0-2 | -181482 |
| 2block | 82 | Gajardo, Ernesto (1482) | Lost 1-2 | -181464 |
| 3block | 124 | Barria Murphy, Rodrigo (1465) | Lost 0-2 | -181446 |
| 4block | 149 | Corvalan, Manuel (1446) | Lost 0-2 | -181428 |
| 6block | 126 | Aguila, Carlos (1446) | Won 2-1 | +181446 |
| 7block | 111 | Castro, Miguel 2 (1481) | Won 2-0 | +191465 |
| average opponent: 1470record: 2-4 | new rating: 1465 | |||