Sanchez Mascarenas, Miguel Angel
Current rating: 1569
Record: 27-23-1
| Grand Prix Mexico City 2016 (OGW limited) | starting rating: 1565 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 110 | Wu, Timothy (2011) | Won 2-0 | +261591 |
| 4sealed | 64 | Pikula, Chris (1846) | Lost 0-2 | -141577 |
| 5sealed | 107 | Frias Landgrave, Daniel (1500) | Lost 1-2 | -191558 |
| 6sealed | 206 | Alvarenga, Carlos (1527) | Lost 0-2 | -191539 |
| 7sealed | 251 | Garza, Gabriel (1538) | Won 2-0 | +181557 |
| 8sealed | 202 | Aguirre Benavides, Mario Alberto (1444) | Won 2-1 | +161573 |
| 9sealed | 133 | Carrillo Espinoza, Roman Sael (1458) | Won 2-0 | +161589 |
| 10draft | 21 | Bustamante Lerma, Jose Alfonso (1576) | Lost 1-2 | -181571 |
| 11draft | 21 | Loli, Guillermo (1624) | Lost 0-0 | -171554 |
| 13draft | 74 | Martinez Angeles, Carlos Alberto (1544) | Won 2-1 | +181572 |
| 14draft | 41 | Juarez, Luis (1521) | Won 2-1 | +171589 |
| 15draft | 21 | Massa Anaya, Hiram (1466) | Lost 1-2 | -201569 |
| top | average opponent: 1588record: 6-6 | new rating: 1569 | ||
| Grand Prix Dallas-Fort Worth 2015 (ORI limited) | starting rating: 1585 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 337 | Perez, Adam (1465) | Lost 0-2 | -201565 |
| top | record: 0-1 | new rating: 1565 | ||
| Grand Prix Mexico City 2015 (FRF limited) | starting rating: 1561 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 100 | Anguiano, Fernando G (1667) | Lost 0-2 | -161545 |
| 4sealed | 181 | Martinez, Jose Raul (1518) | Won 2-0 | +181563 |
| 5sealed | 96 | Rodriguez, Antonio (1598) | Won 2-1 | +181581 |
| 6sealed | 30 | Solis, Demian (1528) | Won 2-1 | +171598 |
| 7sealed | 24 | Figueroa, Lenin (1669) | Lost 1-2 | -161582 |
| 8sealed | 32 | Perdigon Lagunes, Pedr (1607) | Won 2-1 | +181600 |
| 9sealed | 50 | Aguilar, Fernando (1778) | Lost 1-2 | -151585 |
| top | average opponent: 1623record: 4-3 | new rating: 1585 | ||
| Grand Prix Mexico City 2014 (BNG limited) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 45 | Flores Pelcastre, Juan (1502) | Draw 1-1 | 01547 |
| 2sealed | 172 | Gonzalez Ramos, Guillermo (1539) | Lost 1-2 | -191528 |
| 3sealed | 267 | Rubalcava, Yossef (1482) | Won 2-1 | +181546 |
| 4sealed | 191 | Pineda Beltran, Arturo (1566) | Lost 0-2 | -181528 |
| 5sealed | 248 | Escobar, Alejandro (1519) | Won 2-0 | +181546 |
| 6sealed | 189 | Oropeza Venegas, Miguel (1500) | Lost 0-2 | -191527 |
| 7sealed | 210 | Franco cruz, Neto (1480) | Won 2-0 | +171544 |
| 8sealed | 164 | Bolio Reyes, Vicente (1498) | Won 2-0 | +171561 |
| top | average opponent: 1511record: 4-3-1 | new rating: 1561 | ||
| Grand Prix Houston 2013 (DGM limited) | starting rating: 1581 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 214 | Webb, Justin (1488) | Lost 0-2 | -191562 |
| 3sealed | 218 | Ochoa, Aaron (1500) | Lost 0-2 | -191543 |
| 4sealed | 337 | Sims, Cord (1486) | Won 2-1 | +171560 |
| 5sealed | 243 | Richter, Daniel (1471) | Won 2-0 | +161576 |
| 6sealed | 218 | L796, Steven E (1518) | Lost 1-2 | -191557 |
| 7sealed | 230 | Tam, Wai (1036) | Won 2-1 | +91566 |
| 8sealed | 144 | Rivera, Erik (1528) | Lost 0-2 | -191547 |
| top | average opponent: 1432record: 3-4 | new rating: 1547 | ||
| Grand Prix Guadalajara 2013 (DGM standard) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 171 | Nunez De La Toba, Juan (1500) | Won 2-0 | +181553 |
| 2standard | 11 | Aguilar Camacho, Aaron (1519) | Won 2-1 | +171570 |
| 3standard | 29 | Pineda Beltran, Arturo (1611) | Won 2-0 | +191589 |
| 4standard | 16 | Yukuhiro, Ken (1978) | Lost 0-2 | -111578 |
| 5standard | 56 | Cardenas F, Pedro (1536) | Won 2-0 | +171595 |
| 6standard | 15 | Edel, Willy (1863) | Lost 0-2 | -131582 |
| 7standard | 80 | Hernandez, David [MEX] (1665) | Lost 1-2 | -171565 |
| 8standard | 96 | Gutierrez Ruiz, Jesus (1469) | Won 2-0 | +161581 |
| top | average opponent: 1643record: 5-3 | new rating: 1581 | ||
| Grand Prix Mexico City 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 256 | Flores Marquez, Alejandro (1500) | Won 2-0 | +181518 |
| 2sealed | 34 | Villela Segura, Gorman (1518) | Won 2-0 | +181536 |
| 3sealed | 72 | Nolacea Lopez, Jose Luis (1519) | Lost 0-2 | -181518 |
| 4sealed | 164 | Castillo Mata, Juan Carlos (1518) | Lost 1-2 | -181500 |
| 5sealed | 196 | Monroy, Javier (1500) | Won 2-0 | +181518 |
| 6sealed | 154 | Rosales, David (1517) | Won 2-1 | +181536 |
| 7sealed | 76 | Espinosa, Luis (1520) | Won 2-0 | +171553 |
| 8sealed | 80 | Jonguitud Garcia, Luis (1552) | Lost 1-2 | -181535 |
| top | average opponent: 1518record: 5-3 | new rating: 1535 | ||