Pena, Matias Agustin
Current rating: 1546
Record: 33-31
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 89 | Coraiola, Gustavo (1618) | Won 2-0 | +191556 |
| 4modern | 85 | Heylmann, Henrique (1481) | Lost 0-2 | -191537 |
| 5modern | 106 | Coutinho, Marcelo (1696) | Won 2-0 | +211558 |
| 6modern | 119 | Taginato, Filipe (1555) | Won 2-1 | +181576 |
| 7modern | 29 | Luiz, Kevan (1555) | Won 2-0 | +171593 |
| 8modern | 52 | Fernandes, Patrick (1713) | Lost 0-2 | -151578 |
| 9modern | 56 | Crusius, Matheus (1746) | Lost 0-2 | -151563 |
| 10modern | 77 | Pettersen Forattini, Matheus (1612) | Lost 0-2 | -171546 |
| top | average opponent: 1622record: 4-4 | new rating: 1546 | ||
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 54 | Toledo, Marlus (1626) | Lost 1-2 | -161509 |
| 4modern | 150 | Matos, Ricardo (1500) | Won 2-0 | +181527 |
| 5modern | 243 | Soares, Felipe M (1628) | Won 2-1 | +201547 |
| 6modern | 59 | Grassato, Vitor (1675) | Lost 0-2 | -161531 |
| 7modern | 114 | Bossaneli Araujo, William (1862) | Lost 1-2 | -121519 |
| 8modern | 225 | Ramos Garcia, Felipe (1522) | Won 2-0 | +181537 |
| top | average opponent: 1636record: 3-3 | new rating: 1537 | ||
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 136 | Camelo, Frederico (1535) | Won 2-1 | +181577 |
| 4modern | 65 | Fernandes Canteci, Celso (1520) | Won 2-0 | +171594 |
| 5modern | 13 | Pozzo, Sebastian (2123) | Lost 0-2 | -91585 |
| 6modern | 40 | Caixeta, Daniel (1522) | Won 2-0 | +161601 |
| 7modern | 66 | Roessler, Renato (1570) | Lost 1-2 | -181583 |
| 8modern | 112 | Dos Santos, Pablo (1531) | Lost 1-2 | -191564 |
| 9modern | 131 | Tavares, Luiz Felipe (1535) | Won 2-0 | +171581 |
| 10modern | 163 | Martins De Rezende, Aloyr (1505) | Lost 1-2 | -191562 |
| 11modern | 145 | Acerenza, Mauro (1481) | Lost 0-2 | -191543 |
| 12modern | 153 | Saur, Vitor (1579) | Lost 0-2 | -181525 |
| top | average opponent: 1590record: 4-6 | new rating: 1525 | ||
| Grand Prix Santiago 2017 (AKH standard) | starting rating: 1574 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 39 | Aldana Delgado, Diego (1500) | Won 2-1 | +171591 |
| 4standard | 22 | Lucero, Fabian (1419) | Lost 0-2 | -211570 |
| 5standard | 141 | Meza, Raimundo (1544) | Won 2-1 | +171587 |
| 6standard | 78 | Romani, Douglas (1882) | Lost 0-2 | -131574 |
| 7standard | 148 | Croce, Nicolas (1557) | Won 2-0 | +181592 |
| 8standard | 98 | Rizzi, Mattia (1892) | Lost 0-2 | -131579 |
| 9standard | 84 | Leon, Cristobal (1452) | Lost 0-2 | -201559 |
| top | average opponent: 1606record: 3-4 | new rating: 1559 | ||
| Grand Prix Santiago 2016 (KLD standard) | starting rating: 1574 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 55 | Ojeda, Juan Pablo (1520) | Lost 0-2 | -191555 |
| 3standard | 193 | Bentos, Rodrigo (1500) | Won 2-1 | +171572 |
| 4standard | 194 | Sanchez, Alberto [CHL] (1677) | Won 2-0 | +191591 |
| 5standard | 127 | Osorio Espinola, Pablo (1573) | Won 2-0 | +181609 |
| 6standard | 73 | Buckley, Damian (1693) | Lost 0-2 | -161593 |
| 7standard | 106 | Bravo, Gabriel (1539) | Won 2-1 | +171610 |
| 8standard | 85 | Gerez, Alejandro (1636) | Lost 0-0 | -181592 |
| 9standard | 128 | Rodriguez Villasuso, Ignacio (1595) | Lost 0-2 | -181574 |
| top | average opponent: 1592record: 4-4 | new rating: 1574 | ||
| Grand Prix Santiago 2015 (ORI limited) | starting rating: 1605 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 230 | Abarca, Mathias (1500) | Won 2-1 | +171622 |
| 2sealed | 16 | Contreras, Fabian (1518) | Won 2-1 | +161638 |
| 3sealed | 88 | Varas, Jose Francisco (1484) | Won 2-0 | +151653 |
| 4sealed | 5 | Quinteros, Simon I (1523) | Lost 0-2 | -201633 |
| 5sealed | 132 | Feble, Fernando (1518) | Lost 0-2 | -211612 |
| 6sealed | 163 | Campos, Nils (1515) | Lost 0-2 | -191593 |
| 7sealed | 160 | Zuniga, Edgardo (1530) | Lost 1-2 | -191574 |
| top | average opponent: 1513record: 3-4 | new rating: 1574 | ||
| Grand Prix Buenos Aires 2015 (DTK standard) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 240 | Claure Vera, Edson (1500) | Lost 1-2 | -191537 |
| 2standard | 239 | Ober, Joaquin (1512) | Lost 0-2 | -191518 |
| 3standard | 343 | Visentini, Osvaldo (1464) | Won 2-0 | +171535 |
| 4standard | 242 | Martinez, Hernan (1638) | Lost 1-2 | -161519 |
| 5standard | 292 | Fiasche, Nicolas (1462) | Won 2-0 | +171536 |
| 6standard | 270 | Ibacache, Roguer (1461) | Won 2-0 | +171553 |
| 7standard | 196 | Pini, Pablo (1532) | Won 2-1 | +171570 |
| 8standard | 111 | Bree, Miguel (1520) | Won 2-0 | +181588 |
| 9standard | 92 | Vargas Moccia, Luis Felipe (1581) | Won 2-0 | +171605 |
| top | average opponent: 1519record: 6-3 | new rating: 1605 | ||
| Grand Prix Santiago 2014 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 194 | Castro Dias, Hugo (1500) | Lost 1-2 | -181482 |
| 2standard | 202 | Figueroa, Jose (1483) | Won 2-1 | +181500 |
| 3standard | 241 | Hananias, Hugo (1500) | Won 2-0 | +181518 |
| 4standard | 158 | Fernandes, Luiz Sergio (1515) | Lost 0-2 | -181500 |
| 5standard | 164 | Campos, Sergio (1486) | Won 2-0 | +181518 |
| 6standard | 149 | Velarde Gallegos, Jose Raul (1705) | Won 2-1 | +211539 |
| 7standard | 75 | Ferrari Rodor, Fadul (1505) | Lost 0-2 | -191520 |
| 8standard | 109 | Oyarzun Jimenez, Paula (1519) | Won 2-1 | +181538 |
| 9standard | 87 | Munoz, Leonardo (1506) | Won 2-0 | +181556 |
| top | average opponent: 1524record: 6-3 | new rating: 1556 | ||