HAMAGUCHI, LUIS
Current rating: 1446
Record: 3-6
| Grand Prix Sao Paulo 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 66 | gregorio, pedro (1500) | Lost 0-2 | -181482 |
| 2sealed | 292 | Neres Cabral, Marcelo (1484) | Won 2-0 | +181500 |
| 3sealed | 264 | Ikeda Norcia, Sergio Loretto (1499) | Lost 1-2 | -181482 |
| 4sealed | 259 | Gomes, Gabriel (1482) | Won 2-1 | +181500 |
| 5sealed | 250 | Messa, Ricardo (1500) | Lost 0-2 | -181482 |
| 6sealed | 211 | Arntz, Estevao Rudi (1482) | Lost 1-2 | -181464 |
| 7sealed | 207 | Angelo, Marcus Vinicius (1468) | Lost 0-2 | -181446 |
| 8sealed | 183 | Herschel, Denis (1448) | Lost 1-2 | -181428 |
| 9sealed | 158 | Coste, Jose-Carlos P (1430) | Won 2-0 | +181446 |
| average opponent: 1477record: 3-6 | new rating: 1446 | |||