Rojas, Benjamin
Current rating: 1653
Record: 66-47-4
Grand Prix Buenos Aires 2008Grand Prix Santiago 2011Grand Prix Sao Paulo 2012Grand Prix Santiago 2013Grand Prix Buenos Aires 2014Grand Prix Santiago 2014Grand Prix Santiago 2015Grand Prix Porto Alegre 2015Grand Prix Santiago 2016Grand Prix Santiago 2017Regional Championships Santiago 2023Regional Championships Santiago 2023 Cycle 3
| Regional Championships Santiago 2023 Cycle 3 (pioneer) | starting rating: 1683 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 14 | De Jorge, Alfredo (1579) | Won 2-0 | +161699 |
| 2pioneer | 24 | Marin, Boris (1558) | Lost 0-2 | -211678 |
| 3pioneer | 36 | Mancilla, Antonio (1697) | Won 2-0 | +191697 |
| 4pioneer | 22 | Galaz, Diego (1531) | Lost 1-2 | -211676 |
| 5pioneer | 24 | Pradenas Avila, Ernesto (1523) | Won 2-1 | +151691 |
| 6pioneer | 25 | Lopez Lagos, Marcelo (1556) | Lost 1-2 | -211670 |
| 7pioneer | 25 | Mora, Sebastian (1704) | Lost 0-2 | -171653 |
| top | average opponent: 1592record: 3-4 | new rating: 1653 | ||
| Regional Championships Santiago 2023 (ONE standard) | starting rating: 1698 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 14 | Hernandez, Santiago (1520) | Lost 0-2 | -221676 |
| 2standard | 12 | Mora, Sebastian (1782) | Won 2-1 | +201696 |
| 3standard | 12 | Arriagada, Sergio (1549) | Won 2-1 | +161712 |
| 4standard | 12 | Kadar, Lautaro (1522) | Lost 1-2 | -221690 |
| 5standard | 12 | Merchan, Nicolas (1484) | Won 2-0 | +141704 |
| 6standard | 12 | Pozzo, Sebastian (1889) | Won 2-1 | +221726 |
| 7standard | 12 | Concha, Ivan (1512) | Lost 0-2 | -221704 |
| 8standard | 12 | Garcia, Francisca (1524) | Lost 0-2 | -211683 |
| top | average opponent: 1598record: 4-4 | new rating: 1683 | ||
| Grand Prix Santiago 2017 (AKH standard) | starting rating: 1737 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 145 | Eduardo, Gabriel (1520) | Won 2-1 | +141751 |
| 4standard | 58 | Rizzi, Mattia (1908) | Lost 0-2 | -151736 |
| 5standard | 145 | Torres, Eduardo [PER] (1448) | Won 2-0 | +131749 |
| 6standard | 71 | Nunez, Javier (1553) | Lost 1-2 | -221727 |
| 7standard | 119 | Navarro Arauz, Juan Jose (1515) | Lost 0-2 | -221705 |
| 8standard | 174 | Bustos, Fabricio (1482) | Won 2-0 | +141719 |
| 9standard | 140 | Fuenzalida, Alvaro (1511) | Lost 1-2 | -211698 |
| top | average opponent: 1563record: 3-4 | new rating: 1698 | ||
| Grand Prix Santiago 2016 (KLD standard) | starting rating: 1747 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 124 | Molina, Marcelo [ARG] (1543) | Won 2-1 | +151762 |
| 4standard | 13 | Echeverria Paredes, Jose Luis (1824) | Draw 1-1 | +11763 |
| 5standard | 43 | Barrientos Ochoa, Claudio (1840) | Lost 0-2 | -171746 |
| 6standard | 110 | Tapia, Luis Alejandro (1509) | Lost 0-2 | -221724 |
| 7standard | 157 | Bonilla Plaza, Xavier (1519) | Won 2-0 | +141738 |
| 8standard | 94 | Villela, Artur (1853) | Won 0-0 | +201758 |
| 9standard | 68 | Ruiz, Gabriela (1556) | Lost 1-2 | -211737 |
| top | average opponent: 1664record: 3-3-1 | new rating: 1737 | ||
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1730 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 65 | Fischer Fonseca, Joao Gabriel (1581) | Won 2-0 | +151745 |
| 4modern | 9 | Gavilondo, Nicolas (1625) | Draw 1-1 | -21743 |
| 5modern | 40 | Minomo, Sergio Koji (1475) | Won 2-0 | +131756 |
| 6modern | 21 | Archangelo, Felipe (1793) | Won 2-0 | +191775 |
| 7modern | 9 | da Silveira, Matheus Daniel (1528) | Won 2-0 | +131788 |
| 8modern | 5 | Teixeira, Glauber (1693) | Lost 1-2 | -191769 |
| 9modern | 20 | Hubner, Jean (1593) | Lost 0-2 | -221747 |
| top | average opponent: 1612record: 4-2-1 | new rating: 1747 | ||
| Grand Prix Santiago 2015 (ORI limited) | starting rating: 1740 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 28 | Perez Osan, Ramiro (1520) | Won 2-1 | +141754 |
| 3sealed | 10 | Guevara, Luka (1568) | Won 2-0 | +151769 |
| 4sealed | 48 | De los Santos, Martin (1556) | Won 2-0 | +141783 |
| 5sealed | 8 | Munoz, Mario (1578) | Lost 1-2 | -221761 |
| 6sealed | 56 | Gutierrez, Luis (1698) | Lost 1-2 | -191742 |
| 7sealed | 103 | Quinteros, Simon I (1508) | Won 2-0 | +141756 |
| 8sealed | 66 | Rocha, Felipe (1538) | Won 2-0 | +141770 |
| 9sealed | 36 | Nahasse, Iyad (1593) | Won 2-0 | +151785 |
| 10draft | 30 | Benitez, Alvaro (1532) | Lost 1-2 | -231762 |
| 11draft | 25 | Castro, Javier (1674) | Won 2-1 | +171779 |
| 12draft | 3 | Zamorano, Pablo (1630) | Lost 0-2 | -211758 |
| 13draft | 11 | Munoz Gomez, Rodrigo (1540) | Lost 0-2 | -221736 |
| 14draft | 37 | Quintana, Sebastian (1530) | Won 2-1 | +141750 |
| 15draft | 38 | Spak, Eleazar (1609) | Lost 0-2 | -201730 |
| top | average opponent: 1577record: 8-6 | new rating: 1730 | ||
| Grand Prix Santiago 2014 (KTK standard) | starting rating: 1790 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 49 | de Castro, Leonardo (1634) | Lost 1-2 | -211769 |
| 4standard | 137 | Baeza, Carlos v (1483) | Lost 0-2 | -231746 |
| 5standard | 224 | Ramirez, Adolfo (1487) | Won 2-1 | +131759 |
| 6standard | 161 | Cartechini, Mariano (1672) | Lost 0-2 | -191740 |
| top | average opponent: 1569record: 1-3 | new rating: 1740 | ||
| Grand Prix Buenos Aires 2014 (BNG standard) | starting rating: 1692 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 92 | Martinez, Mauricio (1536) | Won 2-0 | +161708 |
| 3standard | 42 | Nazamth, Tiago (1500) | Won 2-0 | +141722 |
| 4standard | 48 | Paradela, Tomas (1536) | Won 2-0 | +141736 |
| 5standard | 2 | Ferrari Spampinato, Gonzalo (1760) | Lost 0-2 | -171719 |
| 6standard | 70 | Fernando Silva, Victor (1632) | Draw 1-1 | -21717 |
| 7standard | 77 | Sanhueza, Salvador (1599) | Won 2-0 | +161733 |
| 8standard | 44 | Zah, Adrian (1675) | Won 2-0 | +171750 |
| 9standard | 21 | Beraldo, Eduardo (1582) | Lost 1-2 | -211729 |
| 10standard | 58 | Abadal, Matias (1698) | Won 2-0 | +181747 |
| 11standard | 36 | Monsalve, Andres (1778) | Lost 1-2 | -181729 |
| 12standard | 45 | Lazet, Alvaro (1578) | Won 2-0 | +151744 |
| 13standard | 34 | Gimenez, Marcos (1591) | Won 2-1 | +161760 |
| 14standard | 23 | Carrizo, Alejandro (1541) | Won 2-0 | +141774 |
| 15standard | 15 | Cassano, Julian (1681) | Won 2-0 | +161790 |
| top | average opponent: 1621record: 10-3-1 | new rating: 1790 | ||
| Grand Prix Santiago 2013 (THS standard) | starting rating: 1581 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 64 | Marin, Carlos (1560) | Won 2-0 | +181599 |
| 2modern | 106 | Toledo Alejandro, Nicolas Ale (1500) | Won 2-0 | +161615 |
| 3modern | 44 | Rodriguez, Agustina (1536) | Lost 1-2 | -201595 |
| 4modern | 182 | Giantin Scacchetti, Gabriel (1672) | Won 2-0 | +201615 |
| 5modern | 147 | Diaz Ailan, Gonzalo (1543) | Won 2-0 | +161631 |
| 6modern | 50 | Zamorano, Nelson (1520) | Lost 1-2 | -201611 |
| 7modern | 133 | De Biasi, Julio (1642) | Won 2-0 | +191630 |
| 8modern | 106 | Zepeda Pino, Victor (1565) | Won 2-1 | +171647 |
| 9modern | 50 | Leite Araujo, Joao Paulo (1764) | Won 2-0 | +201667 |
| 10modern | 37 | Zagalsky, Alejo (1546) | Lost 1-2 | -201647 |
| 11modern | 40 | Aguirre, Andres (1525) | Won 2-1 | +161663 |
| 12modern | 34 | Gutierrez, Pedro Elias (1520) | Won 2-0 | +151678 |
| 13modern | 18 | Ortiz, Pablo (1562) | Won 2-0 | +161694 |
| 14modern | 16 | Elizalde, Victor (1682) | Lost 0-2 | -181676 |
| 15modern | 22 | Altamirano, Alejandro (1608) | Won 2-1 | +161692 |
| top | average opponent: 1583record: 11-4 | new rating: 1692 | ||
| Grand Prix Sao Paulo 2012 (M13 limited) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 2 | Galimbertti, Victor (1654) | Won 2-1 | +201574 |
| 3sealed | 93 | Gericke Z, Ignacio (1558) | Lost 0-2 | -181556 |
| 4sealed | 140 | Moraes, Rafael Furlan (1483) | Won 2-0 | +161572 |
| 5sealed | 139 | Kayaki, Luciano (1481) | Won 2-0 | +171589 |
| 6sealed | 52 | Palacios Carvalho, Fernando (1525) | Lost 0-2 | -191570 |
| 7sealed | 94 | Lucero, Fabian (1504) | Won 2-1 | +161586 |
| 8sealed | 53 | Ruz, Walter (1434) | Lost 0-2 | -201566 |
| 9sealed | 108 | Vieira, Paulo T (1424) | Won 2-0 | +151581 |
| top | average opponent: 1508record: 5-3 | new rating: 1581 | ||
| Grand Prix Santiago 2011 (ISD limited) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 13 | Ovalle Vasquez, Gonzalo (1500) | Won 2-0 | +171538 |
| 2sealed | 94 | Hernandez Vasquez, Eric (1500) | Lost 1-2 | -191519 |
| 3sealed | 117 | Munoz, Felipe [CHL] (1500) | Won 2-0 | +181537 |
| 4sealed | 201 | Marin, Matias (1518) | Won 2-1 | +181555 |
| 5sealed | 118 | Concha, Alfonso (1536) | Won 2-0 | +171572 |
| 6sealed | 60 | Valverde, Luis Eduardo (1468) | Won 2-1 | +161588 |
| 7sealed | 35 | Nakazora Abe, Allison (1701) | Lost 0-2 | -151573 |
| 8sealed | 51 | Plaza, Eliseo (1522) | Won 2-0 | +171590 |
| 9sealed | 65 | Alves Pellegrini, Felipe (1710) | Won 2-0 | +201610 |
| 10draft | 15 | Morales Allende, Emmanuel (1574) | Lost 1-2 | -191591 |
| 12draft | 6 | Perracini, Rafael (1540) | Lost 1-2 | -191572 |
| 13draft | 7 | Escobar Canete, Felipe (1554) | Won 2-1 | +181590 |
| 14draft | 27 | Orizola, Santiago A (1600) | Lost 1-2 | -181572 |
| 15draft | 35 | Silva, Eduardo N (1575) | Lost 1-2 | -181554 |
| top | average opponent: 1557record: 8-6 | new rating: 1554 | ||
| Grand Prix Buenos Aires 2008 (SHM standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 120 | Yaya, Jeremias J (1500) | Won 2-0 | +181518 |
| 3standard | 52 | GARAT, ANDRES (1536) | Won 2-0 | +181536 |
| 4standard | 37 | Galessio, Oscar (1500) | Won 2-1 | +181554 |
| 5standard | 15 | Campana, Rubens (1655) | Won 2-1 | +201574 |
| 6standard | 10 | Braga, Francisco (1581) | Lost 1-2 | -181556 |
| 7standard | 21 | Rizzo, Jonathan (1525) | Won 2-0 | +171573 |
| 8standard | 25 | Gennari Souza, Juliano (1540) | Draw 1-1 | -11572 |
| 9standard | 13 | Vasconcelos Junior, Joao Roberto (1635) | Lost 0-2 | -161556 |
| 10standard | 29 | Morales, Gustavo (1555) | Won 2-0 | +181574 |
| 11standard | 19 | Gimena, Alejandro (1660) | Lost 1-2 | -171557 |
| 12standard | 25 | Castro, Hugo E (1554) | Lost 0-2 | -181539 |
| 13standard | 28 | Leveratto, Matias (1506) | Lost 1-2 | -181521 |
| top | average opponent: 1562record: 6-5-1 | new rating: 1521 | ||