Lowes, Derek M
Current rating: 1429
| Grand Prix Vancouver 2012 (AVR limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 226 | Kimball, Patrick (1500) | Lost 0-2 | -171446 |
| 2sealed | 308 | Mabbott, Joel (1482) | Lost 0-2 | -171429 |
| top | average opponent: 1491record: 0-2 | new rating: 1429 | ||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 82 | Stinnett, Benjamin (1500) | Draw 1-1 | 01499 |
| 2standard | 287 | Nalmpantidis, Nick (1500) | Lost 0-2 | -181481 |
| 3standard | 427 | Rollins, Zach (1482) | Lost 0-2 | -181463 |
| top | average opponent: 1494record: 0-2-1 | new rating: 1463 | ||
| Grand Prix Vancouver 2008 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 107 | Tomasek, Riley R (1504) | Draw 1-1 | 01500 |
| 2extended | 93 | Chen, Xi (1503) | Lost 0-2 | -181482 |
| 3extended | 140 | Davis, Joseph D (1482) | Won 2-1 | +181500 |
| 4extended | 126 | Oakes, Connor (1453) | Won 2-0 | +171517 |
| 5extended | 91 | Eccles, James (1520) | Lost 1-2 | -181499 |
| top | average opponent: 1492record: 2-2-1 | new rating: 1499 | ||