Mei, Ken
Current rating: 1501
Record: 20-19
| Grand Prix Vancouver 2017 (modern) | starting rating: 1557 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 2405 | Gagan, Adam (1535) | Won 2-1 | +181575 |
| 2modern | 2137 | Churchill, Samuel (1643) | Lost 0-2 | -171558 |
| 3modern | 2484 | Jorn, Christian (1557) | Lost 1-2 | -181540 |
| 4modern | 2616 | Pazirandeh, Darius (1485) | Lost 0-2 | -191521 |
| 5modern | 2665 | Alfonso, Rylan (1427) | Lost 0-2 | -201501 |
| top | average opponent: 1529record: 1-4 | new rating: 1501 | ||
| Grand Prix Vancouver 2015 (modern) | starting rating: 1549 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 267 | Lensink, Brendan (1500) | Won 2-0 | +171566 |
| 2modern | 127 | Oshie, Brian (1518) | Lost 1-2 | -191547 |
| 3modern | 349 | Ledingham, Griffin (1500) | Lost 0-2 | -191528 |
| 4modern | 366 | White, Joe (1410) | Won 2-0 | +161544 |
| 5modern | 237 | Sabean, Brandon (1474) | Won 2-1 | +171561 |
| 6modern | 189 | Crosett, Aaron (1432) | Won 2-1 | +151576 |
| 7modern | 99 | Gross, William (1517) | Lost 0-2 | -191557 |
| top | average opponent: 1479record: 4-3 | new rating: 1557 | ||
| Grand Prix Vancouver 2012 (AVR limited) | starting rating: 1533 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 266 | Chow, Jamie (1500) | Won 2-1 | +171550 |
| 2sealed | 155 | Beatty, Ian (1517) | Won 2-0 | +181568 |
| 3sealed | 58 | Kwok, Ellis (1600) | Won 2-1 | +181586 |
| 4sealed | 41 | Sciesinski, Marcin (1581) | Lost 0-2 | -181568 |
| 5sealed | 142 | Gagan, Adam (1535) | Lost 0-2 | -181550 |
| 6sealed | 158 | Richard, Joel (1520) | Won 2-1 | +171567 |
| 7sealed | 105 | Rapo, Anton (1539) | Lost 0-2 | -181549 |
| top | average opponent: 1542record: 4-3 | new rating: 1549 | ||
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 289 | Meinershagen, Riley (1447) | Lost 0-2 | -201532 |
| 2sealed | 492 | Emerick, Wesley (1482) | Won 2-0 | +171549 |
| 3sealed | 392 | Dvorshak, Darik (1538) | Won 2-0 | +181567 |
| 4sealed | 186 | Pickett, Alastair (1518) | Lost 0-2 | -191548 |
| 5sealed | 370 | Chen, Lokman (1725) | Lost 1-2 | -151533 |
| top | average opponent: 1542record: 2-3 | new rating: 1533 | ||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1612 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 202 | Poncy, Paul E (1547) | Lost 0-2 | -201592 |
| 3standard | 356 | Rodgers, Dave (1467) | Lost 0-2 | -201572 |
| 4standard | 464 | Thorlakson, Neil (1427) | Lost 1-2 | -201552 |
| top | average opponent: 1480record: 0-3 | new rating: 1552 | ||
| Grand Prix Vancouver 2008 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 85 | Sacks, Jonah (1500) | Won 2-0 | +181518 |
| 2extended | 89 | Fung, Kevin (1518) | Won 2-0 | +181536 |
| 3extended | 43 | Denno, Sebastian (1415) | Won 2-0 | +161552 |
| 4extended | 2 | Bentley, Peter (1554) | Won 2-0 | +181570 |
| 5extended | 5 | Nakamura, Shuhei (2012) | Lost 0-2 | -111559 |
| 6extended | 28 | Miller, Colin (1521) | Won 2-1 | +181577 |
| 7extended | 23 | Benson, Stuart (1572) | Won 2-0 | +181595 |
| 8extended | 5 | wiesenfeld, jesse (1582) | ID | 01595 |
| 9extended | 17 | Maples, Zechariah (1464) | Lost 1-2 | -211574 |
| 10extended | 22 | Wilke, Jesse (1485) | Won 2-1 | +171591 |
| 11extended | 16 | Ferraro, Anthony (1649) | Won 2-1 | +191610 |
| 12extended | 11 | Lee, Mon (1595) | Lost 1-2 | -191591 |
| 13extended | 15 | Ledbetter, Alex (1716) | Won 2-1 | +211612 |
| 14extended | 13 | Clay, Ellis (1629) | ID | 01612 |
| top | average opponent: 1586record: 9-3-2 | new rating: 1612 | ||