Villegas, Roberto
Current rating: 1480
Record: 1-2-2
| Grand Prix Buenos Aires 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 17 | Luppi, Federico (1500) | Lost 1-2 | -181482 |
| 2standard | 190 | Tort, Sebastian (1463) | Draw 1-1 | 01482 |
| 3standard | 286 | Monti, Cristian (1481) | Draw 1-1 | 01482 |
| 4standard | 314 | Fernandez, Diego O (1461) | Won 2-1 | +171499 |
| 5standard | 260 | Marzocca, Juan Pablo (1410) | Lost 0-2 | -191480 |
| average opponent: 1463record: 1-2-2 | new rating: 1480 | |||