Mejia Ibarra, Mario
Current rating: 1368
| Grand Prix Mexico City 2016 (OGW limited) | starting rating: 1415 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 15 | Zarate Delgado, Juan Carlos (1518) | Lost 1-2 | -171398 |
| 3sealed | 209 | Camacho Bernal, Carlos Alberto (1463) | Lost 0-2 | -161382 |
| 4sealed | 294 | Contreras Aguilar, Carlos Gabriel (1481) | Won 2-0 | +191401 |
| 5sealed | 272 | Leon Acevedo, Daniel (1486) | Lost 0-2 | -161385 |
| 6sealed | 245 | Sanchez Maldonado, Raul Jair (1425) | Lost 1-2 | -171368 |
| top | average opponent: 1475record: 1-4 | new rating: 1368 | ||
| Grand Prix Mexico City 2015 (FRF limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 217 | Dominguez, Ruben (1503) | Lost 1-2 | -171429 |
| 2sealed | 181 | Montes Galicia, Cesar (1485) | Won 2-0 | +191448 |
| 3sealed | 154 | Medina Lopez, Carlos Alberto (1425) | Lost 0-2 | -191429 |
| 4sealed | 215 | Diaz Gonzalez, Francisco (1482) | Lost 1-2 | -171412 |
| 5sealed | 247 | Perez, Liliana Edith (1464) | Won 2-0 | +191431 |
| 6sealed | 191 | Sanchez Olvera, Jairo (1481) | Won 2-0 | +191450 |
| 7sealed | 163 | Briones Garcia, Julio (1499) | Lost 0-2 | -171433 |
| 8sealed | 162 | del Real Gonzalez, Jose Fernando (1418) | Lost 0-2 | -181415 |
| top | average opponent: 1470record: 3-5 | new rating: 1415 | ||
| Grand Prix Mexico City 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 124 | Gonzalez Ley, Gerardo Jareth (1500) | Lost 1-2 | -181482 |
| 2sealed | 264 | Mancilla Hernandez, Carlos (1539) | Lost 1-2 | -171465 |
| 3sealed | 283 | Cardenas Ferreyro, Julio (1463) | Lost 1-2 | -181447 |
| 4sealed | 312 | Perez Sandoval, Carlos Andres (1363) | Won 2-0 | +161463 |
| 5sealed | 283 | Ortiz Cosio, Erick Fer (1461) | Won 2-0 | +181481 |
| 6sealed | 206 | Garzon Espinosa, Jose (1484) | Lost 0-2 | -181463 |
| 7sealed | 226 | Cervantes, Roberto (1464) | Lost 0-2 | -171446 |
| top | average opponent: 1468record: 2-5 | new rating: 1446 | ||