Vasconcellos Athayde, Tiago
Current rating: 1538
Record: 22-20
| Regional Championships Sao Paulo 2023 (ONE standard) | starting rating: 1577 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 32 | Moura, Marcos H (1549) | Won 2-0 | +171594 |
| 2standard | 12 | Apolonio Rodrigues, Bruno (1616) | Lost 1-2 | -181576 |
| 3standard | 37 | Bossaneli Araujo, William (1709) | Lost 1-2 | -151561 |
| 4standard | 43 | William, Frank (1620) | Won 2-0 | +191580 |
| 5standard | 26 | Guerreiro, Matheus (1498) | Lost 0-2 | -201560 |
| 6standard | 27 | Anzolin, Pedro (1485) | Won 2-1 | +171577 |
| 7standard | 45 | Vieira Duarte, Lucas (1500) | Lost 0-3 | -191558 |
| 8standard | 35 | Batista de Oliveira, Roberto (1491) | Lost 0-2 | -201538 |
| top | average opponent: 1558record: 3-5 | new rating: 1538 | ||
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1553 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 103 | Fernando Silva, Victor (1878) | Won 2-1 | +231576 |
| 3modern | 194 | Rossato Dreger, Raphael (1500) | Won 2-0 | +171593 |
| 4modern | 78 | Karam, Vinicius (1843) | Lost 0-2 | -141579 |
| 5modern | 209 | Silva, Ralf Ricardo (1506) | Won 2-0 | +171596 |
| 6modern | 128 | Amaral, Arthur (1561) | Won 2-0 | +171613 |
| 7modern | 34 | Moreira Sales, Ramon (1565) | Lost 0-2 | -191594 |
| 8modern | 173 | Pontes, Israel (1596) | Lost 1-2 | -171577 |
| top | average opponent: 1636record: 4-3 | new rating: 1577 | ||
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 75 | Domingues, Aleksander (1536) | Won 2-1 | +181555 |
| 3modern | 173 | van Mourik, Alejandro (1535) | Lost 1-2 | -181537 |
| 4modern | 375 | Castro, Juan Manuel (1695) | Lost 0-2 | -151522 |
| 5modern | 320 | Panice Fernandes, Rafael Martin (1435) | Won 2-0 | +161538 |
| 6modern | 85 | Leite, Wadson (1365) | Lost 0-2 | -211517 |
| 7modern | 375 | Martins Tapparo, Joao Victor (1499) | Won 2-0 | +181535 |
| 8modern | 253 | Coutinho, Ricardo (1518) | Won 2-0 | +181553 |
| top | average opponent: 1512record: 4-3 | new rating: 1553 | ||
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1546 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 76 | Malheiros Alves, Caio Marcos (1392) | Lost 0-2 | -211525 |
| 2modern | 509 | Sidney Gomes, Rodrigo (1597) | Won 2-0 | +201545 |
| 3modern | 277 | Cazzarotti de Oliveira, Pedro Henrique (1369) | Lost 0-2 | -221523 |
| 4modern | 447 | Costa, Caue (1485) | Won 2-0 | +181541 |
| 5modern | 434 | Magro Issa, Caio (1500) | Lost 0-2 | -191522 |
| 6modern | 421 | Ferracini, Vinicius (1478) | Won 2-1 | +171539 |
| 7modern | 277 | Basdao, Leandro (1486) | Won 2-1 | +171556 |
| 8modern | 260 | Vieira E Silva, Arthur (1518) | Lost 0-2 | -191537 |
| top | average opponent: 1478record: 4-4 | new rating: 1537 | ||
| Grand Prix Rio de Janeiro 2013 (GTC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 52 | Santiago Alves da Cruz, Danilo (1519) | Won 2-1 | +181518 |
| 5standard | 28 | Marcelo, Vinicius P (1763) | Won 2-0 | +231541 |
| 6standard | 103 | Estevam, Wesley (1559) | Won 2-1 | +181559 |
| 7standard | 75 | Elizalde, Victor (1619) | Lost 1-2 | -171542 |
| 8standard | 22 | Morelli, Marcos Eduardo (1540) | Lost 0-2 | -181524 |
| 9standard | 24 | de Melo Miranda, Pedro Henrique (1618) | Won 2-1 | +201544 |
| 10standard | 26 | Prieto, Santiago A (1573) | Won 2-1 | +181562 |
| 11standard | 15 | Alves Pellegrini, Felipe (1714) | Lost 0-2 | -151547 |
| 12standard | 10 | Rodrigues Cavalcante, Marcelo (1549) | Won 2-0 | +181565 |
| 13standard | 18 | de Lima e Silva Borzino, Marcio (1564) | Lost 1-2 | -181547 |
| 14standard | 22 | Chong, Cristian (1493) | Lost 1-2 | -191528 |
| 15standard | 26 | Machado, Guilherme (1522) | Won 2-1 | +181546 |
| top | average opponent: 1586record: 7-5 | new rating: 1546 | ||