Leandro Aparecido Mace,
Current rating: 1501
Record: 1-1-1
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 165 | Kadekari, Willian (1500) | Won 2-0 | +181518 |
| 2standard | 99 | Araujo Vianna Costa, Paulo (1599) | Draw 1-1 | +11519 |
| 3standard | 115 | Souza, Guilherme (1519) | Lost 1-2 | -181501 |
| average opponent: 1539record: 1-1-1 | new rating: 1501 | |||