Hashimoto, Ivan
Current rating: 1522
| Grand Prix Buenos Aires 2015 (DTK standard) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 116 | Franceschini, Emilio (1499) | Won 2-1 | +181541 |
| 4standard | 24 | Inafuku, Christian (1600) | Lost 0-1 | -171524 |
| 5standard | 66 | Baztan, Santiago A (1505) | Lost 0-2 | -181506 |
| 6standard | 107 | Ibanez, Javier (1486) | Lost 0-2 | -191487 |
| 7standard | 184 | Comtesse, Gaston (1424) | Won 2-0 | +171504 |
| 8standard | 128 | Percario, Nicolas (1506) | Won 2-0 | +181522 |
| 9standard | 84 | Lujan, Gabriel (1538) | Draw 1-1 | 01522 |
| top | average opponent: 1508record: 3-3-1 | new rating: 1522 | ||
| Grand Prix Buenos Aires 2014 (BNG standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 133 | Araos, Natalia (1500) | Won 2-0 | +191483 |
| 2standard | 134 | Albiaque, Jonathan (1537) | Won 2-0 | +191502 |
| 3standard | 85 | Echezarreta, Nilo Adrian (1519) | Lost 1-2 | -181484 |
| 4standard | 250 | Absatz, Julian (1500) | Won 2-1 | +181502 |
| 5standard | 151 | Otero, Martin (1540) | Won 2-0 | +191521 |
| 6standard | 38 | Lanzi, Mariano (1472) | Lost 1-2 | -191502 |
| 7standard | 91 | Odriozola, Juan (1509) | Won 2-1 | +181520 |
| 8standard | 103 | Chiappa, Renzo (1524) | Lost 0-2 | -181502 |
| 9standard | 110 | Frias, Daniel (1665) | Won 2-0 | +211523 |
| top | average opponent: 1530record: 6-3 | new rating: 1523 | ||
| Grand Prix Santiago 2011 (ISD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 143 | Ganduglia, Alejandro A (1500) | Lost 0-2 | -181482 |
| 2sealed | 290 | Toro, Andres (1482) | Won 2-0 | +181500 |
| 3sealed | 236 | Campos, Javier (1499) | Lost 0-2 | -181482 |
| 4sealed | 301 | Baez, Cristian (1482) | Won 2-0 | +181500 |
| 5sealed | 226 | Perna, Agustin (1501) | Lost 0-2 | -181482 |
| 6sealed | 253 | Santander, Luis (1483) | Won 2-1 | +181500 |
| 7sealed | 190 | Morales Molina, Rodrigo (1501) | Lost 1-2 | -181482 |
| 8sealed | 185 | Gutierrez, Juan Andres (1483) | Lost 1-2 | -181464 |
| top | average opponent: 1491record: 3-5 | new rating: 1464 | ||