Ortiz, Johnny
Current rating: 1500
Record: 3-3-2
| Grand Prix Houston 2010 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 149 | Pierce, Adam (1500) | Won 2-0 | +181518 |
| 2extended | 82 | Smith, Carlos (1518) | Draw 1-1 | 01518 |
| 3extended | 91 | Finken, Kyle (1518) | Lost 1-2 | -181500 |
| 4extended | 205 | Smith, Weldon (1500) | Won 2-0 | +181518 |
| 5extended | 148 | Davis, Michael (1518) | Draw 1-1 | 01518 |
| 6extended | 180 | Watkins, Cameron (1500) | Won 2-0 | +181536 |
| 7extended | 131 | Illenye, Kory (1522) | Lost 0-2 | -191517 |
| 8extended | 115 | Gonzalez, Mariano (1525) | Lost 1-2 | -171500 |
| average opponent: 1513record: 3-3-2 | new rating: 1500 | |||