Couvillion, Phillip
Current rating: 1468
Record: 4-6
| Grand Prix Denver 2011 (MBS limited) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 41 | Smerz, Christopher J (1500) | Lost 1-2 | -171445 |
| 2sealed | 121 | Patterson, Rachel (1482) | Won 2-0 | +191464 |
| 3sealed | 128 | Fleisch, Josh (1603) | Won 2-0 | +201484 |
| 4sealed | 98 | Wilson, Tyler (1576) | Lost 0-2 | -161468 |
| 5sealed | 96 | Linville, Wiley (1499) | Won 2-0 | +191487 |
| 6sealed | 109 | Deorsey, Phil (1472) | Lost 0-2 | -191468 |
| average opponent: 1522record: 3-3 | new rating: 1468 | |||
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 59 | Davis, Vincent (1460) | Lost 1-2 | -191481 |
| 2sealed | 471 | Beardsley, Nickolas (1482) | Won 2-0 | +181499 |
| 3sealed | 449 | Morey, Ron (1500) | Lost 0-2 | -181481 |
| 4sealed | 526 | Flores, Charles (1433) | Lost 1-2 | -191462 |
| average opponent: 1469record: 1-3 | new rating: 1462 | |||