penkauskas, dave
Current rating: 1446
Record: 5-8
| Grand Prix Dallas 2007 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 68 | Echavarria, Carlos (1500) | Lost 1-2 | -181482 |
| 2extended | 268 | mauldin, Micheal D (1481) | Lost 1-2 | -181464 |
| 3extended | 328 | Irwin, Graham (1465) | Lost 0-0 | -181446 |
| 4extended | 333 | Lauderdale, Michael (1446) | Won 2-0 | +181464 |
| 5extended | 280 | Ivey, Derrick (1465) | Lost 0-2 | -181446 |
| average opponent: 1471record: 1-4 | new rating: 1446 | |||
| Grand Prix Austin 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 134 | Rutherford, Quillian (1540) | Won 2-1 | +191519 |
| 2sealed | 44 | Block, Jon (1480) | Won 2-1 | +171536 |
| 3sealed | 47 | Finstrom, Jim (1521) | Lost 1-2 | -181518 |
| 4sealed | 79 | Zacek, Richard (1535) | Lost 1-2 | -181500 |
| 5sealed | 112 | Surran, Ryan (1500) | Lost 1-2 | -181482 |
| 6sealed | 108 | Brockway, Brandon (1482) | Won 2-1 | +181500 |
| 7sealed | 87 | Schelling, Christopher (1499) | Lost 0-2 | -181482 |
| 8sealed | 72 | Hatchett, Timothy (1481) | Won 2-1 | +181500 |
| average opponent: 1505record: 4-4 | new rating: 1500 | |||