Dai, Simon
Current rating: 1581
Record: 33-30
| Grand Prix New Jersey 2020 (THB limited) | starting rating: 1646 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 64 | Bartlett, Colin (1469) | Lost 1-2 | -221624 |
| 3sealed | 376 | Ye, Jason (1500) | Lost 0-2 | -201604 |
| 4sealed | 496 | Majewski, David (1342) | Lost 0-2 | -231581 |
| top | average opponent: 1437record: 0-3 | new rating: 1581 | ||
| Grand Prix New Jersey 2019 (RNA limited) | starting rating: 1613 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 9 | Goss, Jon (1763) | Won 2-0 | +201633 |
| 3sealed | 6 | Buck, Robert (1519) | Lost 1-2 | -201613 |
| 4sealed | 371 | Schmid, Lorenz (1524) | Lost 1-2 | -191594 |
| 5sealed | 426 | Wang, Duo (1484) | Won 2-1 | +161610 |
| 6sealed | 396 | Divine, Chad (1525) | Won 2-1 | +161626 |
| 7sealed | 289 | Lerch, Corey (1683) | Won 2-1 | +191645 |
| 8sealed | 114 | Dozor, Harry (1503) | Won 2-1 | +151660 |
| 9sealed | 110 | Green, Jeff (1848) | Lost 0-2 | -141646 |
| 10draft | 64 | Evaldi, Mark (1778) | Won 2-1 | +201666 |
| 11draft | 57 | Mulholland, Matt (1660) | Lost 1-2 | -181648 |
| 12draft | 58 | Clark, Zac (1540) | Won 2-0 | +161664 |
| 13draft | 114 | Genuario, Robert (1633) | Lost 1-2 | -181646 |
| top | average opponent: 1622record: 7-5 | new rating: 1646 | ||
| Grand Prix Hartford 2018 (modern) | starting rating: 1550 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 269 | Van Vaals, Michael (1669) | Lost 1-2 | -161534 |
| 4modern | 482 | Badmos, Femi (1486) | Lost 1-2 | -191515 |
| 5modern | 527 | Stevens, Rhob (1501) | Won 2-0 | +181533 |
| 6modern | 275 | Lesnewski, Dylan (1600) | Won 2-1 | +191552 |
| 7modern | 338 | Quirke, Ethan (1491) | Won 2-0 | +171569 |
| 8modern | 116 | Linnen, Ellis (1567) | Won 2-1 | +181587 |
| 9modern | 259 | Candee, Timothy (1530) | Won 2-1 | +171604 |
| 10modern | 258 | Graves, Robert (1850) | Won 2-0 | +221626 |
| 11modern | 257 | Carroll, Roger (1727) | Won 2-1 | +201646 |
| 12modern | 234 | Turnbull, Chris (1689) | Lost 0-2 | -171629 |
| 13modern | 259 | Mackenzie, Warren (1591) | Lost 1-2 | -191610 |
| 14modern | 296 | Zhu, Yuxuan (1738) | Lost 1-2 | -151595 |
| 15modern | 299 | Wessling-Resnick, Timothy (1585) | Won 2-1 | +181613 |
| top | average opponent: 1617record: 8-5 | new rating: 1613 | ||
| Grand Prix New Jersey 2017 (std) (AER standard) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 36 | Sanabria, Christopher (1449) | Lost 0-2 | -201508 |
| 2standard | 451 | Leal, Julian (1444) | Won 2-0 | +171525 |
| 3standard | 451 | Long, Michael (1517) | Won 2-0 | +181543 |
| 4standard | 515 | Liao, Albert (1697) | Won 2-1 | +211564 |
| 5standard | 175 | Morgan, Kyle (1433) | Lost 0-2 | -201544 |
| 6standard | 278 | Saunders, Peter (1641) | Won 2-1 | +191563 |
| 7standard | 315 | Yao, Zile (1602) | Lost 0-2 | -171546 |
| 8standard | 427 | Alston, Lemek (1529) | Won 2-1 | +181564 |
| 9standard | 304 | Mei, Mike Songhao (1806) | Lost 0-2 | -141550 |
| top | average opponent: 1569record: 5-4 | new rating: 1550 | ||
| Grand Prix Atlanta 2016 (KLD limited) | starting rating: 1531 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 765 | Hobdy, Marcus (1611) | Lost 1-2 | -161515 |
| 2sealed | 1031 | Gentile, Haley (1468) | Won 2-1 | +171532 |
| 3sealed | 1092 | Bottinelli, Stephen (1397) | Won 2-1 | +151547 |
| 4sealed | 863 | Kelley, Connor (1361) | Won 2-0 | +151562 |
| 5sealed | 831 | Larsen, Aaron (1545) | Lost 0-2 | -181544 |
| 6sealed | 864 | Wakelee, Mike (1673) | Lost 0-2 | -161528 |
| top | average opponent: 1509record: 3-3 | new rating: 1528 | ||
| Grand Prix New York 2016 (SOI standard) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 146 | Dellisola, Nick (1500) | Won 2-1 | +171535 |
| 2standard | 335 | Eftaxes, Ian (1517) | Won 2-0 | +181553 |
| 3standard | 140 | Sardanelli, Thomas (1701) | Won 2-1 | +211574 |
| 4standard | 57 | Wood, Ben (1685) | Won 2-0 | +201594 |
| 5standard | 27 | Doan, Tuan (1648) | Lost 1-2 | -171577 |
| 6standard | 267 | DeJoy, Joseph (1669) | Lost 1-2 | -171560 |
| 7standard | 217 | Oliver, Neal (1935) | Lost 1-2 | -111549 |
| 8standard | 413 | Jensen, Axel (1553) | Lost 1-2 | -181531 |
| top | average opponent: 1651record: 4-4 | new rating: 1531 | ||
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 83 | Ullman, Joseph (1512) | Lost 0-2 | -181510 |
| 4sealed | 296 | Simmons, Caleb (1543) | Won 2-1 | +181528 |
| 5sealed | 346 | Coldiron, Nolan (1538) | Won 2-0 | +181546 |
| 6sealed | 199 | Clutter, Matt (1668) | Lost 0-2 | -151531 |
| 7sealed | 275 | Williams, David A (1822) | Lost 1-2 | -131518 |
| top | average opponent: 1617record: 2-3 | new rating: 1518 | ||
| Grand Prix Atlantic City 2015 (DTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 315 | Lapine, Michael (1872) | Lost 0-2 | -121488 |
| 2sealed | 545 | Basil, Pamela (1482) | Won 2-1 | +181506 |
| 3sealed | 550 | Ho, Eugene (1633) | Lost 1-2 | -151491 |
| 4sealed | 631 | Young, Devin (1501) | Won 2-0 | +181509 |
| 5sealed | 450 | Clarizio, James (1486) | Won 2-0 | +171526 |
| 6sealed | 346 | Hertz, Michael (1622) | Won 2-1 | +201546 |
| 7sealed | 248 | Davis, Joshua (1531) | Lost 1-2 | -181528 |
| top | average opponent: 1589record: 4-3 | new rating: 1528 | ||