RUIZ, VLADIMIR
Current rating: 1574
Record: 8-4
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 36 | Venegas, Michael (1500) | Won 2-1 | +181518 |
| 3sealed | 112 | Castillo, Javier E (1484) | Lost 0-2 | -191499 |
| 4sealed | 132 | Tavera, Jorge (1499) | Won 2-0 | +181517 |
| 5sealed | 105 | Mcquiddy, Allan (1481) | Won 2-0 | +181535 |
| 6sealed | 58 | Brenes Rojas, Marco (1501) | Won 2-0 | +171552 |
| 7sealed | 53 | Cardenas, Daniel (1553) | Won 2-0 | +181570 |
| 8sealed | 34 | Suarez, Felipe (1570) | Won 2-0 | +181588 |
| 9draft | 16 | Alvarado, Saul (1879) | Won 2-0 | +231611 |
| 10draft | 8 | Duran, Gabriel (1606) | Lost 1-2 | -181593 |
| 11draft | 11 | Morales Solano, Rodrigo (1591) | Won 2-0 | +181611 |
| 13draft | 15 | Arroyo, Julio (1595) | Lost 0-2 | -181593 |
| 14draft | 13 | Hastedt, Carlos Emilio (1562) | Lost 0-2 | -191574 |
| average opponent: 1568record: 8-4 | new rating: 1574 | |||