Rebuelta Nascimento, Guilherme
Current rating: 1502
Record: 5-5-1
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 151 | Maurelli, Marcos E (1500) | Lost 1-2 | -181483 |
| 3standard | 190 | Rafael da Silva Urtado, (1499) | Won 2-0 | +191502 |
| 4standard | 118 | Renato 2 Aparecido Lei, (1517) | Won 1-0 | +181520 |
| 5standard | 113 | Vieira, Guilherme (1534) | Draw 1-1 | 01520 |
| 6standard | 92 | Zagalsky, Alejo (1520) | Lost 0-0 | -181502 |
| average opponent: 1514record: 2-2-1 | new rating: 1502 | |||
| Grand Prix Buenos Aires 2008 (SHM standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 51 | Lenell, Dante (1519) | Lost 1-2 | -181482 |
| 3standard | 124 | Toneto Junior, Robson (1481) | Lost 1-2 | -181464 |
| 4standard | 209 | Muscio, Silvio Gabriel (1482) | Won 2-1 | +191483 |
| 5standard | 188 | Vanegas, Emerson (1501) | Won 2-1 | +181501 |
| 6standard | 151 | Hartz, Jean (1501) | Lost 0-2 | -181483 |
| 7standard | 168 | PICO, LEANDRO J (1500) | Won 2-0 | +181501 |
| average opponent: 1497record: 3-3 | new rating: 1501 | |||