Chu, Gim
Current rating: 1563
| Grand Prix San Francisco 2007 (Time Spiral block) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 109 | Clay, Chris (1518) | Won 2-0 | +181524 |
| 3block | 29 | Abrams, Matt (1593) | Lost 0-2 | -171507 |
| 4block | 146 | Cockrell, Derek (1517) | Won 2-0 | +181525 |
| 5block | 85 | Young, Dane (1672) | Won 2-0 | +211546 |
| 6block | 69 | Mok, Wilson (1501) | Won 2-1 | +171563 |
| 7block | 17 | Wu, John (1590) | Won 2-1 | +191582 |
| 8block | 8 | Roberts, Zachary L (1594) | Won 2-0 | +181600 |
| 9block | 4 | Silveira, Robson (1600) | Lost 0-0 | -181582 |
| 10block | 31 | Kruze, John (1549) | Draw 0-0 | -11581 |
| 11block | 24 | Huang, Jeff (1537) | Lost 0-0 | -181563 |
| 12block | 28 | Ellis, Joe (1543) | Won 0-0 | +171580 |
| 13block | 21 | Vidugiris, Gaudenis (1643) | Won 0-0 | +191599 |
| 14block | 16 | Birklid, Steven (1609) | Lost 0-0 | -171582 |
| 15block | 21 | Young, Scott (1552) | Lost 0-0 | -191563 |
| top | average opponent: 1573record: 8-5-1 | new rating: 1563 | ||
| Grand Prix Seattle 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 38 | Weil, Noah (1788) | Won 2-1 | +231523 |
| 4extended | 25 | Head, David (1450) | Lost 0-2 | -191504 |
| 5extended | 57 | Christian, Samuel (1536) | Lost 1-2 | -181486 |
| 6extended | 80 | Starling, Charles (1521) | Lost 1-2 | -171469 |
| 7extended | 108 | Virden, Jeremy (1500) | Won 2-1 | +191488 |
| 8extended | 67 | Miller, Jordan (1501) | Won 2-0 | +181506 |
| top | average opponent: 1549record: 3-3 | new rating: 1506 | ||
| Grand Prix Oakland 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 77 | Michaels, Lucas (1500) | Lost 1-2 | -181482 |
| 2sealed | 110 | Williams, Sean (1482) | Lost 0-2 | -181464 |
| 3sealed | 159 | Tuisku, Eli (1464) | Won 2-0 | +181482 |
| 4sealed | 156 | Powell, Kevin (1482) | Won 2-0 | +181500 |
| 5sealed | 122 | Quilling, Damian (1500) | Lost 1-2 | -181482 |
| 6sealed | 130 | Kassabian, Chris (1480) | Won 2-0 | +181500 |
| 7sealed | 102 | Zhou, Joe (1500) | Won 2-1 | +181518 |
| 8sealed | 79 | Rushing, Thomas (1522) | Lost 0-2 | -181500 |
| top | average opponent: 1491record: 4-4 | new rating: 1500 | ||