Mario Takeshi Homma,
Current rating: 1410
Record: 0-5
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 107 | Weslen Floriano Poulo, (1500) | Lost 0-2 | -181482 |
| 2standard | 205 | Lucas Baggio, (1482) | Lost 1-2 | -181464 |
| 3standard | 272 | Denis Eichstaedt, (1464) | Lost 0-2 | -181446 |
| 4standard | 296 | Joao Gabriel Ribeiro d, (1446) | Lost 1-2 | -181428 |
| 5standard | 286 | Kolesnikovas Castro, Diego (1428) | Lost 0-2 | -181410 |
| average opponent: 1464record: 0-5 | new rating: 1410 | |||