Herrick, Joel
Current rating: 1546
Record: 12-10-1
| Grand Prix Seattle 2018 (legacy) (legacy) | starting rating: 1527 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 339 | Giordani, Rafael (1445) | Won 2-0 | +171544 |
| 2legacy | 112 | Adams, Jesse (1576) | Lost 1-2 | -181526 |
| 3legacy | 575 | Hartman, Neil (1478) | Won 2-1 | +171543 |
| 4legacy | 443 | Dick, Josh (1404) | Won 2-0 | +161559 |
| 5legacy | 169 | Prost, Andrejs (1960) | Lost 0-2 | -111548 |
| 6legacy | 291 | Maxson, Ian (1485) | Won 2-1 | +171565 |
| 7legacy | 320 | Ceccarelli, Gregory (1531) | Lost 1-2 | -191546 |
| top | average opponent: 1554record: 4-3 | new rating: 1546 | ||
| Grand Prix Oakland 2016 (BFZ standard) | starting rating: 1548 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 599 | Bean, Alan (1500) | Won 2-0 | +171565 |
| 2standard | 251 | Gonzalez, Chris (1518) | Lost 1-2 | -191546 |
| 3standard | 629 | Antonelli, Luc (1505) | Lost 0-2 | -181528 |
| 4standard | 630 | Beleche, Itzak (1486) | Won 2-0 | +171545 |
| 5standard | 580 | Gilbertson, Joshua (1488) | Draw 1-1 | -11544 |
| 6standard | 562 | Gray, Jeremy (1486) | Won 2-0 | +171561 |
| 7standard | 393 | Pisano, Rob (1748) | Lost 1-2 | -151546 |
| 8standard | 483 | Pham, Matthew (1492) | Lost 0-2 | -191527 |
| top | average opponent: 1528record: 3-4-1 | new rating: 1527 | ||
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 470 | Cleberg, Thomas (1611) | Won 2-1 | +201520 |
| 2legacy | 139 | Zickler, Andrew (1575) | Won 2-1 | +191539 |
| 3legacy | 163 | Romao, Carlos (1863) | Lost 1-2 | -121527 |
| 4legacy | 482 | Meadows, Justin (1464) | Won 2-0 | +171544 |
| 5legacy | 123 | Gille, Randolph (1601) | Won 2-0 | +191563 |
| 6legacy | 114 | Fusco, Arthur (1533) | Won 2-1 | +171580 |
| 7legacy | 137 | Mackl, Valentin (1958) | Lost 0-2 | -111569 |
| 8legacy | 158 | King, Kevin (1429) | Lost 1-2 | -211548 |
| top | average opponent: 1629record: 5-3 | new rating: 1548 | ||