Viana, Giancarlo
Current rating: 1558
Record: 12-9-1
| Grand Prix Porto Alegre 2017 (AER standard) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 118 | Colar, Bruno (1517) | Won 2-0 | +181554 |
| 4standard | 36 | Goncalves, Mateus (1553) | Won 2-1 | +181572 |
| 5standard | 6 | De Nicola, Nicolas (1960) | Lost 1-2 | -111561 |
| 6standard | 75 | Amaral De Silva, Leonardo (1551) | Lost 1-2 | -191542 |
| 7standard | 89 | Dos Santos Mello, Alexandre (1483) | Won 2-0 | +171559 |
| 8standard | 82 | Arana, Renzo (1656) | Lost 0-2 | -161543 |
| 9standard | 116 | Padilha, Gabriel (1537) | Won 2-1 | +181561 |
| 10standard | 79 | Rodriguez, Felipe (1541) | Won 2-0 | +181579 |
| 11standard | 47 | Dominguez, Martin Sebastian (1585) | Won 2-0 | +181597 |
| 12standard | 27 | Yuzo Sumiyoshi, Ivan (1613) | Lost 1-2 | -181579 |
| 13standard | 55 | da Silveira, Matheus Daniel (1638) | Won 2-0 | +191598 |
| 14standard | 23 | Ricci, Caio (1432) | Lost 1-2 | -211577 |
| 15standard | 42 | Viana, Flavio (1538) | Lost 0-2 | -191558 |
| average opponent: 1585record: 7-6 | new rating: 1558 | |||
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 42 | Koji Nishida, Andre (1500) | Won 2-0 | +181518 |
| 2standard | 276 | Carvalho de Medeiros, (1518) | Won 2-0 | +181536 |
| 3standard | 152 | Vasconcelos Souto, Anderson (1535) | Draw 1-1 | 01536 |
| 4standard | 137 | Conceicao Veras, Cassio (1536) | Won 2-0 | +181554 |
| 5standard | 66 | Guimaraes de Mello, Le (1540) | Lost 1-2 | -181536 |
| 6standard | 166 | Gabriel Da Silva, Luccas (1536) | Lost 1-2 | -181518 |
| 7standard | 265 | de Castilho Freitas, F (1518) | Won 2-0 | +181536 |
| 8standard | 180 | Quege, Joao (1558) | Lost 1-2 | -181518 |
| 9standard | 200 | Kenji De Sa Pimentel Ohata, Marcos (1521) | Won 2-0 | +181536 |
| average opponent: 1529record: 5-3-1 | new rating: 1536 | |||