Mazzero, Thomas
Current rating: 1644
Record: 14-8
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 186 | Leite, Aldo (1641) | Won 2-1 | +221467 |
| 2modern | 139 | Kayaki, Luciano (1559) | Won 2-1 | +191486 |
| 3modern | 189 | Baran Junior, Simao (1547) | Won 2-0 | +201506 |
| 4modern | 22 | Casassanta, Thiago (1968) | Lost 0-2 | -111495 |
| 5modern | 91 | Martins, Rodrigo (1452) | Won 2-1 | +181513 |
| 6modern | 68 | Archangelo, Felipe (1918) | Lost 0-2 | -111502 |
| 7modern | 324 | Fehr, Gabriel (1715) | Won 2-1 | +211523 |
| 8modern | 144 | Paes Junior, Nelson (1553) | Won 2-1 | +191542 |
| 9modern | 50 | Duraes Ferreira, Guilherme (1631) | Won 2-1 | +201562 |
| 10modern | 39 | Fernando Silva, Victor (1907) | Won 2-1 | +241586 |
| 11modern | 42 | Silvares Correa Neto, Odon (1615) | Won 2-0 | +181604 |
| 12modern | 8 | Donghia Badaro, Filipe (1766) | Won 2-0 | +211625 |
| 13modern | 12 | Heylmann, Henrique (1585) | Lost 1-2 | -191606 |
| 14modern | 20 | Ferreira Caixeta, Helder (1638) | Won 2-1 | +191625 |
| 15modern | 17 | Aqel, Muhammad (1696) | Won 2-0 | +191644 |
| average opponent: 1679record: 12-3 | new rating: 1644 | |||
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 175 | Henrique Tenorio Torres, Matheus (1500) | Won 2-1 | +181518 |
| 2modern | 248 | Tognoli, Carlos Eduardo (1499) | Lost 1-2 | -181500 |
| 3modern | 433 | Machado Garcia, Romulo (1542) | Lost 0-2 | -181482 |
| 4modern | 500 | Paludeto, Gabriel (1483) | Lost 1-2 | -181464 |
| 5modern | 477 | Franco Blanco, Alvaro (1418) | Won 2-1 | +181482 |
| 6modern | 447 | Maltez Irarrazaval, Marcelo (1481) | Lost 1-2 | -181464 |
| 7modern | 419 | Muller Viegas Dos Santos, Igor (1446) | Lost 0-2 | -191445 |
| average opponent: 1481record: 2-5 | new rating: 1445 | |||