Perez, Max
Current rating: 1561
Record: 11-7
| Grand Prix Costa Rica 2016 (SOI standard) | starting rating: 1626 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 16 | Urrego, Camilo (1521) | Lost 0-2 | -191607 |
| 2standard | 130 | Gamboa Gutierrez, Diego (1482) | Lost 0-2 | -211586 |
| 3standard | 200 | Lopez, Ronny (1463) | Lost 0-2 | -201566 |
| 4standard | 230 | Esquivel Oviedo, Oscar (1448) | Won 2-0 | +161582 |
| 5standard | 209 | Brenes Rojas, Marco (1416) | Lost 0-2 | -211561 |
| average opponent: 1466record: 1-4 | new rating: 1561 | |||
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 43 | Elizondo, Johnny (1500) | Lost 0-2 | -181482 |
| 3sealed | 101 | Morales, Franklin (1482) | Won 2-0 | +181500 |
| 4sealed | 48 | Salazar, Josue (1502) | Won 2-1 | +181518 |
| 5sealed | 44 | Mora, Ana Ruth (1518) | Won 2-1 | +181536 |
| 6sealed | 22 | Vargas, Diego (1456) | Lost 1-2 | -191517 |
| 7sealed | 62 | Potes, Julio (1520) | Won 2-0 | +181535 |
| 8sealed | 36 | Sanabria, Jose Gabriel (1541) | Won 2-0 | +181553 |
| 9draft | 25 | Umana Chaves, Jose Pablo (1614) | Lost 1-2 | -171536 |
| 10draft | 1 | Bojorquez, Wilfredo (1443) | Won 2-1 | +161552 |
| 11draft | 12 | Abarca, Ricardo (1592) | Won 2-1 | +191571 |
| 12draft | 21 | Soler, William J (1576) | Won 2-1 | +181589 |
| 13draft | 25 | Solorzano, Fernando (1520) | Won 2-1 | +171606 |
| 14draft | 14 | DeTora, Melissa (1754) | Won 2-0 | +201626 |
| average opponent: 1540record: 10-3 | new rating: 1626 | |||