Luiz Botti,
Current rating: 1501
Record: 3-3
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 81 | Carlos Dinis S Diogo, (1500) | Won 2-1 | +181518 |
| 2standard | 123 | Coelho, Thomaz Alexandre (1500) | Won 2-0 | +181536 |
| 3standard | 43 | Dias Porto, Tabatha Gagliera (1536) | Lost 0-2 | -181518 |
| 4standard | 185 | Barbosa, Osvaldo (1502) | Won 2-1 | +171535 |
| 5standard | 131 | Avelino, Ronaldo (1570) | Lost 1-2 | -171518 |
| 6standard | 162 | Dias, Bruno (1557) | Lost 0-0 | -171501 |
| average opponent: 1527record: 3-3 | new rating: 1501 | |||