DEL VALLE A, RAFAEL TONATIUH
Current rating: 1334
| Grand Prix Mexico City 2015 (FRF limited) | starting rating: 1381 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 117 | Hernandez Amado, Julio Eduardo (1537) | Lost 1-2 | -151366 |
| 2sealed | 155 | Hernandez Zamora, Irving (1481) | Lost 0-2 | -161350 |
| 3sealed | 276 | Diaz, Rene (1465) | Lost 0-2 | -161334 |
| top | average opponent: 1495record: 0-3 | new rating: 1334 | ||
| Grand Prix Mexico City 2014 (BNG limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 285 | Sanchez Rodriguez, Arturo (1500) | Lost 0-2 | -171447 |
| 2sealed | 266 | Sanchez, Alfredo (1457) | Draw 1-1 | 01447 |
| 3sealed | 266 | Centeno Huft, Juan (1525) | Won 2-0 | +191466 |
| 4sealed | 189 | De la torre Ortiz, Jose Vent (1543) | Lost 1-2 | -161450 |
| 5sealed | 250 | Zuniga, Alfredo (1528) | Lost 1-2 | -171433 |
| 6sealed | 270 | Flores N, Eric (1463) | Lost 0-2 | -171416 |
| 7sealed | 241 | Amante Diaz, Verenice (1445) | Lost 1-2 | -181398 |
| 8sealed | 215 | Orduna Villalba, Alfredo (1433) | Lost 0-2 | -171381 |
| top | average opponent: 1487record: 1-6-1 | new rating: 1381 | ||
| Grand Prix Mexico City 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 219 | AMARO CANTO, FELIPE (1500) | Won 2-1 | +181518 |
| 2sealed | 102 | Serrano, Alexis (1518) | Lost 1-2 | -181500 |
| 3sealed | 140 | De La Cruz, Jose (1500) | Lost 0-2 | -181482 |
| 4sealed | 216 | Iniguez, Rodrigo (1482) | Won 2-0 | +181500 |
| 5sealed | 144 | Alarcon Guevara, Ricardo Oman (1500) | Lost 0-2 | -181482 |
| 6sealed | 219 | Cedillo Rios, Moises (1481) | Won 2-0 | +181500 |
| 7sealed | 152 | Avila Jimenez, Raul (1500) | Lost 1-2 | -181482 |
| 8sealed | 190 | Hernandez, Jose Luis (1482) | Lost 1-2 | -181464 |
| top | average opponent: 1495record: 3-5 | new rating: 1464 | ||