Vachris, Paul A
Current rating: 1454
| Grand Prix Tampa 2009 (ZEN limited) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 69 | Hanna, Wilson (1500) | Won 2-1 | +191485 |
| 2sealed | 35 | Godick, Josh (1518) | Lost 0-2 | -181467 |
| 3sealed | 226 | Herrera, Donny (1499) | Won 2-0 | +191486 |
| 4sealed | 151 | Blohon, Lukas (1714) | Lost 1-2 | -141472 |
| 5sealed | 244 | Chamberlain, Adam N (1484) | Lost 0-2 | -181454 |
| top | average opponent: 1543record: 2-3 | new rating: 1454 | ||
| Grand Prix Atlanta 2008 (ALA limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 91 | Witsell, Andrew (1500) | Lost 1-2 | -181445 |
| 2sealed | 214 | Garay, Juan (1483) | Won 2-1 | +191464 |
| 3sealed | 158 | Foster, Tucker (1409) | Lost 0-2 | -191445 |
| 4sealed | 261 | seifert, matthew (1482) | Lost 1-2 | -171428 |
| 5sealed | 239 | Ingersoll, Chris (1463) | Won 2-1 | +181446 |
| 6sealed | 204 | Noonan, Eric (1484) | Won 2-1 | +191465 |
| 7sealed | 164 | Morris, Anthony (1475) | Lost 1-2 | -181447 |
| 8sealed | 133 | Mondragon, Gabriel (1489) | Won 2-0 | +191466 |
| 9sealed | 98 | Dyke, Matthew (1467) | Draw 0-0 | 01466 |
| top | average opponent: 1472record: 4-4-1 | new rating: 1466 | ||
| Grand Prix Daytona Beach 2007 (LRW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 127 | Reyes, Jason R (1500) | Won 2-0 | +181518 |
| 2sealed | 51 | Landale, Tim (1436) | Lost 1-2 | -191499 |
| 3sealed | 126 | Schnitker, Benjamin (1499) | Lost 1-2 | -181481 |
| 4sealed | 269 | Tran, Ke-An (1482) | Lost 1-2 | -181463 |
| top | average opponent: 1479record: 1-3 | new rating: 1463 | ||