Guerra, Ryan E
Current rating: 1514
Record: 4-3
| Grand Prix Houston 2010 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 40 | Nammari, Abdullah (1500) | Won 2-1 | +181518 |
| 2extended | 28 | Alexander, Stephen (1443) | Lost 0-2 | -191499 |
| 3extended | 177 | MOORE, DUANE (1503) | Lost 0-2 | -181481 |
| 4extended | 223 | Sanders, Nathan (1415) | Won 2-1 | +171498 |
| 5extended | 212 | Wredberg, Christopher (1505) | Won 2-1 | +181516 |
| 6extended | 154 | Oleksy, Bobby (1465) | Won 2-0 | +171533 |
| 7extended | 75 | gonzales, leroy j (1505) | Lost 1-2 | -191514 |
| average opponent: 1477record: 4-3 | new rating: 1514 | |||