Dos Santos, Jose Carlos
Current rating: 1486
Record: 6-7
| Grand Prix Rio de Janeiro 2013 (GTC standard) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 241 | Alico, Christian (1500) | Won 2-1 | +181500 |
| 2standard | 136 | Odriozola, Juan (1454) | Won 2-0 | +171517 |
| 3standard | 21 | Fernandes Ferraz, Diego (1657) | Lost 0-2 | -151502 |
| 4standard | 166 | Caffaro, Bruno (1518) | Won 2-0 | +181520 |
| 5standard | 98 | Gennari Souza, Juliano (1690) | Won 2-1 | +211541 |
| 6standard | 19 | Puhl, Mauro (1518) | Lost 1-2 | -181523 |
| 7standard | 137 | Lopes, Luiz A (1503) | Lost 0-2 | -191504 |
| 8standard | 125 | Alves De Almeida, Jose (1469) | Lost 1-2 | -181486 |
| average opponent: 1539record: 4-4 | new rating: 1486 | |||
| Grand Prix Sao Paulo 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 6 | Wohlers, Renato (1594) | Lost 0-2 | -161484 |
| 2sealed | 294 | Soalheiro, Marcelo (1430) | Lost 0-2 | -191465 |
| 3sealed | 332 | Hernandes, Marcos Paulo (1434) | Won 2-0 | +171482 |
| 4sealed | 293 | Neto, Lucas (1483) | Won 2-1 | +181500 |
| 5sealed | 198 | Furstenberger, Alexandre (1484) | Lost 0-2 | -181482 |
| average opponent: 1485record: 2-3 | new rating: 1482 | |||