Collao, Nelson
Current rating: 1468
Record: 1-3-1
| Grand Prix Santiago 2015 (ORI limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 27 | Gonzalez Fisher, Daniel Mario (1448) | Lost 0-2 | -191481 |
| 2sealed | 306 | Mardones, Rafael (1481) | Won 2-0 | +181499 |
| 3sealed | 195 | Cartechini, Mariano (1770) | Lost 1-2 | -131486 |
| 4sealed | 252 | Santander, Fabian (1505) | Lost 1-2 | -181468 |
| 5sealed | 297 | Perez, Pablo Ruben (1447) | Draw 0-0 | 01468 |
| average opponent: 1530record: 1-3-1 | new rating: 1468 | |||