Grinblat, Ariel
Current rating: 1403
| Grand Prix Santiago 2015 (ORI limited) | starting rating: 1382 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 104 | Calcagno, Leonardo (1728) | Lost 1-2 | -121370 |
| 3sealed | 215 | Garcia, Ignacio Javier (1461) | Won 2-0 | +201390 |
| 4sealed | 184 | Perez Osan, Ramiro (1525) | Lost 0-2 | -161374 |
| 5sealed | 158 | Alcalde, Juan Pablo (1682) | Won 2-0 | +241398 |
| 6sealed | 116 | Gallo, Cristian (1582) | Won 2-1 | +211419 |
| 7sealed | 135 | Orsomarso, Marcelo (1511) | Lost 0-2 | -161403 |
| top | average opponent: 1581record: 3-3 | new rating: 1403 | ||
| Grand Prix Buenos Aires 2014 (BNG standard) | starting rating: 1450 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 282 | Juarez Villegas, Nicolas (1500) | Lost 1-2 | -171433 |
| 2standard | 226 | Leguizamon, Gustavo (1482) | Lost 1-2 | -171416 |
| 3standard | 369 | Cesar, Hudson (1539) | Lost 1-2 | -161400 |
| 4standard | 419 | Nunez, Francisco (1394) | Lost 0-2 | -181382 |
| top | average opponent: 1479record: 0-4 | new rating: 1382 | ||
| Grand Prix Santiago 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 139 | Barria A., Jonathan (1468) | Lost 0-2 | -191481 |
| 3modern | 197 | Sepulveda, Orlando A (1500) | Lost 0-2 | -171464 |
| 4modern | 325 | Moschini, Esteban (1701) | Lost 0-2 | -141450 |
| top | average opponent: 1556record: 0-3 | new rating: 1450 | ||