Barrios, Kent
Current rating: 1523
Record: 9-8-1
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 500 | Newell, George C (1500) | Won 2-0 | +181502 |
| 2sealed | 520 | Hicks, Zac R (1477) | Won 2-1 | +171519 |
| 3sealed | 414 | Longstreet, Eric (1535) | Won 2-0 | +191538 |
| 4sealed | 481 | Yong, Peter (1437) | Lost 0-2 | -201518 |
| 5sealed | 451 | Gromko, Radoslaw (1699) | Draw 1-1 | +31521 |
| 6sealed | 502 | Crupi, Keith (1536) | Won 2-0 | +181539 |
| 7sealed | 462 | Grant, Tim (1557) | Won 2-0 | +191558 |
| 8sealed | 437 | Leavitt, David (1592) | Lost 0-2 | -181540 |
| 9sealed | 469 | Gotlib, Ilia (1573) | Lost 1-2 | -171523 |
| average opponent: 1545record: 5-3-1 | new rating: 1523 | |||
| Grand Prix Boston 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 105 | Bingham, Travis (1500) | Lost 1-2 | -181482 |
| 2extended | 214 | Szelzki, Jeffrey (1482) | Won 2-1 | +181500 |
| 3extended | 164 | Peditto, Michael (1555) | Won 2-1 | +191519 |
| 4extended | 205 | Baum, Nathan (1518) | Lost 0-2 | -181501 |
| 5extended | 230 | Redman, Christopher (1482) | Won 2-0 | +181519 |
| 6extended | 154 | Weiss, Gregory (1467) | Won 2-1 | +171536 |
| 7extended | 115 | Minicucci, Domenic (1641) | Lost 0-2 | -161520 |
| 8extended | 100 | Schwartz, Gabriel (1520) | Lost 0-2 | -181502 |
| 9extended | 99 | Harrison, Richard L (1503) | Lost 1-2 | -181484 |
| average opponent: 1519record: 4-5 | new rating: 1484 | |||