Urbina, Roberto
Current rating: 1463
Record: 13-15-1
| Grand Prix Mexico City 2014 (BNG limited) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 11 | Aguilar, Berenice (1500) | Won 2-0 | +171538 |
| 2sealed | 156 | Sanchez Maldonado, Raul Jair (1482) | Lost 0-2 | -191519 |
| 3sealed | 237 | Ramirez Hernandez, Luis Edgar (1449) | Draw 1-1 | -11518 |
| 4sealed | 200 | Zavala, Alvaro (1485) | Lost 1-2 | -181500 |
| 5sealed | 247 | Landerreche Cardillo, (1482) | Lost 0-2 | -191481 |
| 6sealed | 266 | Martinez Ortega, Victor Guillermo (1485) | Lost 1-2 | -181463 |
| top | average opponent: 1480record: 1-4-1 | new rating: 1463 | ||
| Grand Prix Guadalajara 2013 (DGM standard) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 109 | De La Cruz, Jose (1500) | Won 2-0 | +171542 |
| 2standard | 72 | Sanchez Olmedo, Jaime (1518) | Won 2-1 | +181560 |
| 3standard | 37 | de la Loza Bellot, Jose Alejandro (1573) | Lost 1-2 | -181542 |
| 4standard | 60 | Vazquez, Gil Omar (1517) | Lost 0-2 | -191523 |
| 5standard | 146 | Olvera Castellanos, Cesar (1498) | Lost 1-2 | -181505 |
| 6standard | 172 | Lopez Almazan, Jorge I (1420) | Won 2-1 | +161521 |
| 7standard | 128 | Gomez, Juan L (1494) | Lost 0-2 | -181503 |
| 8standard | 137 | NAVA, JUAN (1500) | Won 2-0 | +181521 |
| top | average opponent: 1503record: 4-4 | new rating: 1521 | ||
| Grand Prix Mexico City 2012 (DKA limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 229 | Fuentes Lopez, Gustavo (1500) | Won 2-0 | +181500 |
| 2sealed | 8 | Sosa, Danny (1500) | Won 2-0 | +181518 |
| 3sealed | 28 | Martinez Angeles, Carlos Alberto (1536) | Lost 1-2 | -171501 |
| 4sealed | 158 | De la torre Ortiz, Jose Vent (1548) | Won 2-1 | +181519 |
| 5sealed | 88 | Canto, Oswaldo (1483) | Lost 1-2 | -181501 |
| 6sealed | 163 | Sharfman, David (1798) | Lost 0-2 | -131488 |
| 7sealed | 169 | Franco Flores, Efrain (1500) | Won 2-1 | +181506 |
| 8sealed | 126 | Avila Jimenez, Raul (1518) | Won 2-0 | +191525 |
| top | average opponent: 1548record: 5-3 | new rating: 1525 | ||
| Grand Prix Mexico City 2005 (Kamigawa block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 40 | Rivera, Ricardo (1500) | Won 2-0 | +181518 |
| 2block | 15 | Olmos luna, Juan Carlos (1518) | Lost 0-2 | -181500 |
| 3block | 93 | Quijada, Roman (1500) | Won 2-0 | +181518 |
| 4block | 55 | Sanchez, Fernando (1518) | Won 2-0 | +181536 |
| 5block | 50 | Rosaldo Serrano, Marcos (1535) | Lost 1-2 | -181518 |
| 6block | 78 | Islas, Devir (1518) | Lost 1-2 | -181500 |
| 7block | 72 | Larrondo, Rodrigo (1499) | Lost 0-2 | -181482 |
| top | average opponent: 1513record: 3-4 | new rating: 1482 | ||