Feijo, Matheus
Current rating: 1583
Record: 24-21-1
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 299 | Quege, Joao (1704) | Won 2-1 | +211549 |
| 2modern | 289 | Saraiva, Eduardo (1495) | Won 2-1 | +171566 |
| 3modern | 148 | Passos Almeida, Rodolfo (1515) | Won 2-0 | +171583 |
| 4modern | 70 | Archangelo, Felipe (1943) | Lost 0-2 | -121571 |
| 5modern | 116 | Tipple, Jairo (1490) | Lost 1-2 | -191552 |
| 6modern | 279 | Augusto Goettnauer, Jorge (1424) | Won 2-1 | +151567 |
| 7modern | 148 | Brasil Junior, Claudinei (1509) | Won 2-1 | +171584 |
| 8modern | 62 | Cavalheiro Moreira, Rodrigo (1560) | Won 2-1 | +181602 |
| 9modern | 66 | De Chagas Marques, Leo Macklene (1548) | Draw 1-1 | -11601 |
| 10modern | 68 | Betmann, Vitor (1574) | Won 2-0 | +171618 |
| 11modern | 42 | Peres, Jose Henrique (1550) | Won 2-1 | +171635 |
| 12modern | 25 | Sapiras, Armando (1792) | Lost 0-2 | -151620 |
| 13modern | 48 | Maeda, Leonardo (1600) | Lost 1-2 | -181602 |
| 14modern | 77 | Vieira Ramalho, Bruno (1590) | Lost 1-2 | -191583 |
| top | average opponent: 1592record: 8-5-1 | new rating: 1583 | ||
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1550 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 46 | Santanna, Nathan (1500) | Won 2-1 | +171567 |
| 4modern | 20 | Reicherstorfer, Axel (1560) | Won 2-1 | +181585 |
| 5modern | 9 | Grubba Olsen, Lauro Emilio (1522) | Lost 1-2 | -191566 |
| 6modern | 62 | Comtesse, Gaston (1440) | Lost 0-2 | -201546 |
| 7modern | 85 | Fank, Joao Fernando (1532) | Lost 0-2 | -181528 |
| top | average opponent: 1511record: 2-3 | new rating: 1528 | ||
| Grand Prix Buenos Aires 2015 (DTK standard) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 137 | Estrugamou, Juan Manuel (1481) | Won 2-0 | +171540 |
| 4standard | 6 | Velazquez, Felipe (1570) | Lost 1-2 | -171523 |
| 5standard | 43 | del Guercio, Martin (1470) | Won 2-0 | +171540 |
| 6standard | 69 | de Diego, Pedro (1767) | Lost 1-2 | -141526 |
| 7standard | 125 | Inafuku, Christian (1579) | Won 2-1 | +191545 |
| 8standard | 48 | Itani, Hiroshi (1666) | Lost 1-2 | -161529 |
| 9standard | 99 | Bollati, Matias (1699) | Won 2-0 | +211550 |
| top | average opponent: 1605record: 4-3 | new rating: 1550 | ||
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 17 | Zuin Constantino, Rodolfo (1536) | Won 2-0 | +191484 |
| 4standard | 112 | Lomba De Araujo Junior, Alexandre (1518) | Won 2-0 | +191503 |
| 5standard | 1 | Andrade da Silva, Luca (1537) | Lost 0-2 | -181485 |
| 6standard | 66 | Mechelewski Perez, Augusto (1520) | Won 2-1 | +191504 |
| 7standard | 43 | Sebastian Dominguez, M (1542) | Won 2-0 | +191523 |
| 8standard | 34 | Nani Ogi, Rodrigo (1592) | Won 2-0 | +191542 |
| 9standard | 16 | Luna, Javier (1635) | Lost 1-2 | -161526 |
| 10standard | 53 | Carvalho, Pedro (1965) | Lost 0-2 | -111515 |
| 11standard | 60 | Guimaraes, Maycon (1576) | Won 2-0 | +191534 |
| 12standard | 52 | Gutierrez, Luis (1663) | Won 2-1 | +211555 |
| 13standard | 21 | Salvatto, Luis (1764) | Lost 1-2 | -151540 |
| 14standard | 44 | Sol Torres Melo, Adriano (1588) | Lost 1-2 | -171523 |
| 15standard | 44 | Moraes, Amaury (1523) | ID | 01523 |
| top | average opponent: 1612record: 7-5-1 | new rating: 1523 | ||
| Grand Prix Rio de Janeiro 2013 (GTC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 14 | Tommasini, Lucas (1516) | Lost 0-2 | -181482 |
| 2standard | 291 | Saulo A., (1484) | Won 2-0 | +181500 |
| 3standard | 194 | Barrozo, Andre (1464) | Won 2-1 | +181518 |
| 4standard | 198 | Pinto, Renato (1467) | Lost 1-2 | -191499 |
| 5standard | 201 | Araujo, Marcio (1508) | Won 2-0 | +181517 |
| 6standard | 171 | Salini, Jose (1597) | Lost 0-2 | -171500 |
| 7standard | 197 | Arntz, Estevao Rudi (1516) | Lost 0-2 | -171483 |
| 8standard | 173 | Giglio Mayol, Jose Miguel (1491) | Lost 0-2 | -181465 |
| top | average opponent: 1505record: 3-5 | new rating: 1465 | ||