Guastalli, Inaki
Current rating: 1483
Record: 4-5-2
| Grand Prix Buenos Aires 2015 (DTK standard) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 172 | Azevedo, Bruno (1500) | Draw 1-1 | 01502 |
| 2standard | 162 | Perez, Gaston Manuel (1499) | Lost 1-2 | -181484 |
| 3standard | 285 | Fernandez, Diego O (1479) | Won 2-0 | +181502 |
| 4standard | 224 | Reyes, Fernando Gabriel (1446) | Lost 0-2 | -191483 |
| average opponent: 1481record: 1-2-1 | new rating: 1483 | |||
| Grand Prix Buenos Aires 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 288 | Juarez, Alejandro (1500) | Won 1-0 | +181518 |
| 2standard | 197 | Yaya, Jeremias J (1651) | Draw 1-1 | +21520 |
| 3standard | 185 | Ianniciello, Gerardo (1518) | Lost 0-2 | -181502 |
| 4standard | 280 | Vigar Guerrero, Cristobal (1517) | Lost 0-2 | -171485 |
| 5standard | 341 | Alamo, Luciano (1475) | Won 2-0 | +171502 |
| 6standard | 265 | Scaravilli, Sandro (1499) | Won 2-1 | +181520 |
| 7standard | 184 | Carnicer, Fernando (1515) | Lost 0-2 | -181502 |
| average opponent: 1525record: 3-3-1 | new rating: 1502 | |||