Guthrie, Kentaro
Current rating: 1518
Record: 8-7
| Grand Prix Vancouver 2015 (modern) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 90 | Rogers, Scott (1461) | Lost 0-2 | -191499 |
| 2modern | 285 | Fane, Jordan (1481) | Won 2-0 | +171516 |
| 3modern | 313 | Hu, Paul (1500) | Won 2-0 | +181534 |
| 4modern | 222 | Langman, Reg (1451) | Won 2-1 | +171551 |
| 5modern | 103 | Lee, Farand (1685) | Won 2-0 | +201571 |
| 6modern | 87 | Jones, Donny (1652) | Lost 0-2 | -161555 |
| 7modern | 167 | Morris, Timothy (1544) | Lost 1-2 | -191536 |
| 8modern | 121 | Vezina, Ken (1511) | Lost 0-2 | -181518 |
| average opponent: 1535record: 4-4 | new rating: 1518 | |||
| Grand Prix Vancouver 2012 (AVR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 215 | Holtan, Spencer (1500) | Won 2-0 | +181518 |
| 2sealed | 109 | Cheung, Ken (1505) | Lost 0-2 | -181500 |
| 3sealed | 267 | Gilbert, Kevin (1462) | Won 2-0 | +171517 |
| 4sealed | 226 | Coulson, Phil (1583) | Won 2-0 | +191536 |
| 5sealed | 90 | Robin, Noel (1544) | Won 2-1 | +181554 |
| 6sealed | 112 | Besta, Kevin (1501) | Lost 1-2 | -191535 |
| 7sealed | 146 | Bottom, Kyle (1555) | Lost 1-2 | -171518 |
| average opponent: 1521record: 4-3 | new rating: 1518 | |||