Marin, Boris
Current rating: 1592
Record: 37-35-5
Grand Prix Santiago 2011Grand Prix Santiago 2013Grand Prix Santiago 2014Grand Prix Santiago 2015Grand Prix Santiago 2016Grand Prix Santiago 2017Regional Championships Santiago 2022Regional Championships Santiago 2023Regional Championships Santiago 2023 Cycle 3Regional Championships Santiago 2023 Cycle 4
| Regional Championships Santiago 2023 Cycle 4 (pioneer) | starting rating: 1611 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 40 | Lara, Jimmyto (1471) | Won 2-1 | +161627 |
| 2pioneer | 25 | jarufe, Miguel (1597) | Lost 0-2 | -191608 |
| 3pioneer | 38 | Oyaneder, Cristian (1521) | Won 2-0 | +171625 |
| 4pioneer | 32 | Campos Micin, Niko (1595) | Lost 1-2 | -191606 |
| 5pioneer | 35 | Gutierrez, Luis (1850) | Lost 0-2 | -141592 |
| top | average opponent: 1607record: 2-3 | new rating: 1592 | ||
| Regional Championships Santiago 2023 Cycle 3 (pioneer) | starting rating: 1541 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 46 | Suarez, Carlos (1482) | Won 2-1 | +171558 |
| 2pioneer | 24 | Rojas, Benjamin (1699) | Won 2-0 | +211579 |
| 3pioneer | 55 | Daruich, Maximiliano (1595) | Won 2-0 | +181597 |
| 4pioneer | 9 | Toledo Diaz, Sebastian Antonio (1498) | Won 2-1 | +161613 |
| 5pioneer | 18 | Peralta, Leandro (1511) | Won 2-1 | +161629 |
| 6pioneer | 5 | Colombo, Agustin (1639) | ID | 01629 |
| 7pioneer | 3 | Salvatto, Luis (1975) | ID | 01629 |
| Qpioneer | Colombo, Agustin (1639) | Lost 0-0 | -181611 | |
| top | average opponent: 1630record: 5-1-2 | new rating: 1611 | ||
| Regional Championships Santiago 2023 (ONE standard) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 1 | Velasquez Franco, Juan Felipe (1696) | Won 2-0 | +201579 |
| 2standard | 37 | Maturana, Cristopher (1518) | Won 2-0 | +171596 |
| 3standard | 9 | Concha, Ivan (1501) | Lost 1-2 | -201576 |
| 4standard | 30 | Ocampo, Rodolfo (1697) | Lost 0-2 | -151561 |
| 5standard | 39 | Palomino Saravia, Gabriel Alfonso (1537) | Draw 1-1 | -11560 |
| 6standard | 32 | Bethencourt, Santiago (1501) | Lost 0-2 | -191541 |
| top | average opponent: 1575record: 2-3-1 | new rating: 1541 | ||
| Regional Championships Santiago 2022 (pioneer) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 46 | Capello, Mauro (1538) | Won 2-0 | +181536 |
| 2pioneer | 95 | Sesto, Julian (1519) | Won 2-0 | +181554 |
| 3pioneer | 17 | Llinas, Facundo (1537) | Won 2-1 | +181572 |
| 4pioneer | 5 | Meza, Luis (1573) | Lost 0-2 | -181554 |
| 5pioneer | 87 | De la Parra, Matias (1708) | Won 2-1 | +201574 |
| 6pioneer | 15 | Mery, Alejandro (1558) | Lost 1-2 | -181556 |
| 7pioneer | 48 | Gayoso, Rodrigo (1711) | Lost 1-2 | -151541 |
| 8pioneer | 57 | Burbano Ceballos, Sebastian (1524) | Won 2-0 | +181559 |
| top | average opponent: 1583record: 5-3 | new rating: 1559 | ||
| Grand Prix Santiago 2017 (AKH standard) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 43 | Pradenas Avila, Ernesto (1531) | Won 2-1 | +191487 |
| 2standard | 12 | Sanchez, Maximiliano (1779) | Won 2-0 | +231510 |
| 3standard | 68 | Pribnow, Stefan (1549) | Won 2-1 | +191529 |
| 4standard | 77 | Salvatto, Luis (1993) | Lost 0-2 | -101519 |
| 5standard | 71 | Ramirez, Alvaro (1558) | Won 2-0 | +181537 |
| 6standard | 86 | Sanchez, Cristian [CHL] (1639) | Won 2-1 | +201557 |
| 7standard | 23 | Castro Saa, Eduardo (1670) | Lost 1-2 | -161541 |
| 8standard | 104 | Concha, Joshua (1547) | Won 2-1 | +181559 |
| 9standard | 57 | Sifuentes, Francisco (1797) | Won 2-0 | +231582 |
| 10standard | 310 | Martinez Torales, Jorge (1608) | Lost 1-2 | -181564 |
| 11standard | 350 | Fernando Silva, Victor (2006) | Lost 0-2 | -101554 |
| 12standard | 375 | Navarro, Ignacio (1576) | Lost 1-2 | -181536 |
| 13standard | 378 | Grangetto, Santiago (1534) | Lost 1-2 | -181518 |
| top | average opponent: 1676record: 7-6 | new rating: 1518 | ||
| Grand Prix Santiago 2016 (KLD standard) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 224 | Moreno, Rafael (1486) | Won 2-1 | +181501 |
| 2standard | 28 | Hernandez Vasquez, Rafael (1639) | Won 2-0 | +201521 |
| 3standard | 73 | Lantadilla, Carlos (1476) | Draw 1-1 | 01521 |
| 4standard | 77 | Capello, Matias (1641) | Draw 1-1 | +21523 |
| 5standard | 143 | Ramirez, Cristian (1535) | Lost 0-2 | -181505 |
| 6standard | 205 | Thompson, Christian (1448) | Lost 1-2 | -191486 |
| 7standard | 251 | Inostroza, Jorge (1469) | Lost 0-2 | -181468 |
| top | average opponent: 1528record: 2-3-2 | new rating: 1468 | ||
| Grand Prix Santiago 2015 (ORI limited) | starting rating: 1533 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 143 | Luppi, Federico (1481) | Lost 0-2 | -191514 |
| 3sealed | 280 | Capello, Bruno (1601) | Won 2-1 | +201534 |
| 4sealed | 131 | Aguirre, Andres (1561) | Lost 1-2 | -181516 |
| 5sealed | 212 | Grossholz, Ivo (1743) | Lost 1-2 | -141502 |
| 6sealed | 232 | Yanez, Alexi (1448) | Lost 0-2 | -191483 |
| 7sealed | 207 | Ramirez, Joel (1468) | Draw 0-0 | 01483 |
| top | average opponent: 1550record: 1-4-1 | new rating: 1483 | ||
| Grand Prix Santiago 2014 (KTK standard) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 128 | Chong, Cristian (1665) | Draw 1-1 | +31518 |
| 3standard | 151 | Palavecimos S, Daniel (1516) | Won 2-0 | +181536 |
| 4standard | 70 | Manriquez, Mauricio (1536) | Won 2-0 | +181554 |
| 5standard | 36 | Parada, Gabriel (1567) | Won 2-1 | +181572 |
| 6standard | 22 | Avila, Pier (1484) | Lost 0-2 | -201552 |
| 7standard | 61 | Fernando Silva, Victor (1618) | Lost 0-2 | -171535 |
| 8standard | 100 | Morales, Felipe (1493) | Won 2-0 | +181553 |
| 9standard | 70 | Jones, Erick (1457) | Lost 1-2 | -201533 |
| top | average opponent: 1542record: 4-3-1 | new rating: 1533 | ||
| Grand Prix Santiago 2013 (THS standard) | starting rating: 1573 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 243 | Ruz, Walter (1476) | Lost 1-2 | -201553 |
| 4modern | 122 | Olave Bugini, Felipe (1483) | Lost 0-2 | -201533 |
| 5modern | 204 | Mateluna, Cristobal (1500) | Lost 1-2 | -181515 |
| top | average opponent: 1486record: 0-3 | new rating: 1515 | ||
| Grand Prix Santiago 2011 (ISD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 55 | Silva, Felipe (1465) | Won 2-1 | +171517 |
| 2sealed | 120 | Acevedo Inostroza, Ped (1518) | Won 2-0 | +181535 |
| 3sealed | 21 | Sanchez, Daniel [CHL] (1641) | Won 2-1 | +201555 |
| 4sealed | 72 | Hernandez Vasquez, Rafael (1588) | Won 2-0 | +191574 |
| 5sealed | 13 | Inafuku, Christian (1575) | Won 2-0 | +181592 |
| 6sealed | 13 | Kaliski, David (1730) | Lost 0-2 | -161576 |
| 7sealed | 40 | Barrera, Cristian (1571) | Won 2-0 | +181594 |
| 8sealed | 23 | Huarapil, Carlos (1678) | Won 2-0 | +201614 |
| 9sealed | 6 | Roman, Patricio (1566) | Lost 1-2 | -191595 |
| 10draft | 10 | Bonilla, Luis (1577) | Won 2-0 | +181613 |
| 11draft | 20 | Capdevila, Jose Luis (1804) | Won 2-1 | +211634 |
| 12draft | 12 | Damo da Rosa, Paulo Vitor (2043) | Lost 1-2 | -111623 |
| 13draft | 39 | Pereira Junior, Pedro (1637) | Lost 0-2 | -181605 |
| 14draft | 31 | Capdevila, Jose Luis (1776) | Lost 0-2 | -151590 |
| 15draft | 28 | Soto, Rodrigo (1591) | Lost 1-2 | -171573 |
| top | average opponent: 1651record: 9-6 | new rating: 1573 | ||