Zumaeta, Diego
Current rating: 1481
Record: 1-2-1
| Grand Prix Santiago 2011 (ISD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 140 | Casanova, Sergio (1500) | Won 2-0 | +181518 |
| 2sealed | 11 | Oliveira, Jefferson S (1535) | Draw 1-1 | 01518 |
| 3sealed | 109 | Contreras, Jorge (1518) | Lost 1-2 | -181500 |
| 4sealed | 227 | San Juan Vergara, Basilio Alejandro (1442) | Lost 0-2 | -191481 |
| average opponent: 1499record: 1-2-1 | new rating: 1481 | |||