Antonio Martins dos Santos, Jorge
Current rating: 1407
Record: 9-15
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1419 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 207 | Cramer, Gustavo (1413) | Lost 0-2 | -181401 |
| 4standard | 276 | Micrute, Rafael (1521) | Won 2-0 | +201421 |
| 5standard | 191 | Utrabo Pereira, Ricardo (1505) | Won 2-0 | +201441 |
| 6standard | 112 | Macedo Carvalho, Max (1482) | Lost 1-2 | -181423 |
| 7standard | 217 | Bueno, Marcelo Henrique (1535) | Lost 1-2 | -161407 |
| top | average opponent: 1491record: 2-3 | new rating: 1407 | ||
| Grand Prix Buenos Aires 2014 (BNG standard) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 66 | van Mourik, Alejandro (1470) | Lost 0-2 | -171427 |
| 3standard | 328 | Gerez, Alejandro (1500) | Lost 0-2 | -171410 |
| 4standard | 288 | Lambertini, Lucio (1483) | Lost 1-2 | -161394 |
| 5standard | 362 | Lescano, Juan (1463) | Won 2-0 | +191413 |
| 6standard | 297 | Yamamoto, Kyoko (1466) | Won 2-0 | +191432 |
| 7standard | 231 | Rodriguez, Matias (1573) | Won 2-0 | +201452 |
| 8standard | 168 | Balado Bradarich, Jose Alejandro (1602) | Lost 0-2 | -151437 |
| 9standard | 198 | Cepeda, Carlos (1436) | Lost 0-2 | -181419 |
| top | average opponent: 1499record: 3-5 | new rating: 1419 | ||
| Grand Prix Santiago 2013 (THS standard) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 118 | Sendra, Danilo (1440) | Lost 1-2 | -201497 |
| 4modern | 173 | Castro Saa, Sergio (1517) | Lost 0-2 | -171480 |
| 5modern | 273 | Schmidt, Luis (1499) | Lost 0-2 | -181462 |
| 6modern | 251 | Barrera, Jaime (1481) | Lost 0-2 | -181444 |
| top | average opponent: 1484record: 0-4 | new rating: 1444 | ||
| Grand Prix Rio de Janeiro 2013 (GTC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 123 | Pini, Pablo (1500) | Won 2-0 | +181518 |
| 2standard | 26 | de Carvalho Costa, Eli (1518) | Won 2-0 | +181536 |
| 3standard | 7 | Costa, Alexandre (1501) | Lost 0-2 | -191517 |
| 4standard | 194 | Kang, Eric (1533) | Won 2-0 | +191536 |
| 5standard | 52 | Arvigo, Matias Gabriel (1536) | Lost 0-2 | -181518 |
| 6standard | 123 | Lacerda, Pablo (1466) | Lost 1-2 | -191499 |
| 7standard | 191 | Fernandes, Leone (1501) | Won 2-0 | +181517 |
| top | average opponent: 1508record: 4-3 | new rating: 1517 | ||