Hernandez Seguro, David
Current rating: 1529
Record: 9-8
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 391 | Marquez De Oliveira Filho, Murilo (1500) | Won 2-0 | +181539 |
| 2modern | 41 | Alves Junior, Burt Lancaster (1543) | Lost 0-2 | -181521 |
| 3modern | 253 | Feitosa, Isael (1567) | Won 2-0 | +191540 |
| 4modern | 313 | Ocampo, Daniel Morin (1582) | Lost 0-2 | -171523 |
| 5modern | 387 | Lacerda, Stanley (1500) | Won 2-0 | +171540 |
| 6modern | 232 | Ioppolo, Pablo (1821) | Lost 1-2 | -131527 |
| 7modern | 299 | Beer, Jonathan Fillipe (1526) | Won 2-0 | +181545 |
| 8modern | 247 | Pereira, Weder (1657) | Lost 0-2 | -161529 |
| average opponent: 1587record: 4-4 | new rating: 1529 | |||
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 358 | Camara, Aristides (1588) | Won 2-1 | +201520 |
| 2standard | 76 | Guzman, Diego (1623) | Won 2-0 | +191539 |
| 3standard | 113 | Campos de Oliveira Gab, (1536) | Lost 1-2 | -181521 |
| 4standard | 168 | Bastos Calixto, Andrey (1519) | Won 2-0 | +181539 |
| 5standard | 143 | Da Cunha Assumpcao, Andre Luiz (1535) | Won 2-0 | +181557 |
| 6standard | 118 | Hilario Mazza Da Silva, Murilo (1554) | Won 2-1 | +181575 |
| 7standard | 56 | Ioppolo, Pablo (1601) | Lost 1-2 | -171558 |
| 8standard | 88 | Nelomaceno, Edgard W (1552) | Lost 0-2 | -181540 |
| 9standard | 130 | Xavier Duarte, Davi (1534) | Lost 1-2 | -191521 |
| average opponent: 1560record: 5-4 | new rating: 1521 | |||