Hertz, Ryan
Current rating: 1458
Record: 12-17
| Grand Prix Toronto 2018 (modern) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 262 | Slavin, Joshua (1523) | Won 2-0 | +191483 |
| 2modern | 187 | Bowley, Chris (1592) | Lost 1-2 | -161467 |
| 3modern | 376 | Parks, Kipp (1549) | Won 2-0 | +201487 |
| 4modern | 305 | Tomizawa, Shin (1677) | Lost 0-2 | -151472 |
| 5modern | 445 | Thibeau, Markus (1681) | Lost 1-2 | -141458 |
| top | average opponent: 1604record: 2-3 | new rating: 1458 | ||
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1425 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 339 | Mirao, Wilson (1500) | Won 2-0 | +191444 |
| 2standard | 135 | Fincham, Phil (1517) | Won 2-1 | +201464 |
| 3standard | 36 | Levstein, Alexander (1636) | Won 2-0 | +211485 |
| 4standard | 120 | Pham, Daniel (1781) | Lost 0-2 | -131472 |
| 5standard | 159 | Scullin, Ryan (1688) | Won 2-1 | +221494 |
| 6standard | 139 | Priemer, Tyler (1610) | Won 2-1 | +201514 |
| 7standard | 95 | Perez Jr., Raymond (1737) | Lost 1-2 | -141500 |
| 8standard | 159 | Elder, Dylan (1542) | Lost 0-2 | -171483 |
| 9standard | 176 | Smith, Matt (1465) | Lost 0-2 | -191464 |
| top | average opponent: 1608record: 5-4 | new rating: 1464 | ||
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1457 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 257 | Turcotte, Tim J (1534) | Lost 1-2 | -171440 |
| 4sealed | 453 | Chan, Norman (1592) | Lost 0-2 | -151425 |
| top | average opponent: 1563record: 0-2 | new rating: 1425 | ||
| Grand Prix Toronto 2012 (modern) | starting rating: 1430 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 13 | Rees, Michael (1446) | Lost 0-2 | -181412 |
| 2modern | 327 | Quatrale, Braxton (1481) | Won 2-0 | +191431 |
| 3modern | 375 | Hamilton, Ryan (1489) | Won 2-1 | +191450 |
| 4modern | 286 | Foot, Derek (1502) | Lost 0-2 | -171433 |
| 5modern | 316 | Zhong, Linrui (1518) | Won 2-0 | +201453 |
| 6modern | 192 | Kraemer, Chase (1502) | Won 2-0 | +191472 |
| 7modern | 165 | Meckes, Josh (1640) | Lost 1-2 | -151457 |
| top | average opponent: 1511record: 4-3 | new rating: 1457 | ||
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 199 | Osmond, Trevor (1500) | Lost 1-2 | -171447 |
| 2sealed | 215 | Lubarsky, Zachary (1505) | Lost 0-2 | -171430 |
| top | average opponent: 1502record: 0-2 | new rating: 1430 | ||
| Grand Prix Chicago 2009 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 308 | Schreve, Kevin (1493) | Lost 1-2 | -181482 |
| 2legacy | 351 | Studley, James (1518) | Lost 0-2 | -171465 |
| 3legacy | 498 | Deng, Steven (1464) | Won 2-0 | +181483 |
| 4legacy | 429 | King, Ryan T (1449) | Lost 0-2 | -191464 |
| top | average opponent: 1481record: 1-3 | new rating: 1464 | ||