Grother, Aaron
Current rating: 1590
Record: 11-6
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1563 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 329 | Briggs, Steven (1500) | Won 2-0 | +161579 |
| 2sealed | 238 | Cocks, Ryan (1552) | Won 2-0 | +181597 |
| 3sealed | 130 | Velozo, Craig (1536) | Lost 1-2 | -191578 |
| 4sealed | 196 | Weiss, Erron W (1518) | Won 2-1 | +171595 |
| 5sealed | 119 | Satta-Hutton, Kale (1538) | Won 2-1 | +171612 |
| 6sealed | 42 | Spain, Ryan (1553) | Lost 0-2 | -191593 |
| 7sealed | 188 | Smith, Buck (1535) | Won 2-1 | +171610 |
| 8sealed | 142 | Capalongan, Ronald (1553) | Lost 1-2 | -201590 |
| average opponent: 1536record: 5-3 | new rating: 1590 | |||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 280 | Huth, Jeremy l (1483) | Won 2-0 | +181518 |
| 2standard | 50 | Barnes, Miles E (1518) | Won 2-1 | +181536 |
| 3standard | 6 | Hanson, Daniel (1623) | Lost 1-2 | -171519 |
| 4standard | 271 | Berg, Shane (1522) | Won 2-1 | +181537 |
| 5standard | 206 | russell, terry j (1500) | Won 2-1 | +181555 |
| 6standard | 83 | Rolf, John (1511) | Won 2-0 | +171572 |
| 7standard | 51 | Damo da Rosa, Paulo Vitor (2056) | Lost 0-2 | -101562 |
| 8standard | 70 | Loucks, Jonathon (1588) | Won 2-0 | +191581 |
| 9standard | 94 | Joffrion, Corey (1580) | Lost 0-0 | -181563 |
| average opponent: 1598record: 6-3 | new rating: 1563 | |||