Heo, Seungho
Current rating: 1625
Record: 19-14
| Regional Championships Toronto 2023 Cycle 4 (pioneer) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 75 | Zhou, Young (1491) | Won 2-0 | +171541 |
| 2pioneer | 8 | Laporte, Gabryel (1627) | Lost 0-2 | -161525 |
| 3pioneer | 83 | Davies, Violet (1750) | Lost 1-2 | -141511 |
| 4pioneer | 135 | Beauchamp, Etienne (1403) | Won 2-1 | +161527 |
| 5pioneer | 86 | Tremblay, Cedrick (1544) | Won 2-1 | +181545 |
| 6pioneer | 67 | Moore, Jordyn (1508) | Won 2-1 | +171562 |
| 7pioneer | 34 | Desveaux, Marcel (1546) | Won 2-0 | +181580 |
| 8pioneer | 27 | Huang, Raymond (1609) | Won 2-0 | +191599 |
| 9pioneer | 10 | Zhang, Ben (1755) | Lost 0-2 | -161583 |
| 10pioneer | 32 | Jolicoeur, Draven (1678) | Won 2-1 | +201603 |
| 11pioneer | 14 | Stein, Mathew (1771) | Lost 0-2 | -151588 |
| 12pioneer | 32 | Langlotz, Ben (1555) | Won 2-1 | +181606 |
| 13pioneer | 19 | Bouzane, Lawrence (1671) | Won 2-1 | +191625 |
| top | average opponent: 1608record: 9-4 | new rating: 1625 | ||
| Regional Championships Toronto 2022 (pioneer) | starting rating: 1509 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 13 | Mask, Christopher (1495) | Won 2-1 | +181527 |
| 2pioneer | 52 | Mulloy, Josh (1911) | Lost 1-2 | -111516 |
| 3pioneer | 99 | Arsenault-Beaulieu, Emmanuel (1481) | Lost 1-2 | -191497 |
| 4pioneer | 91 | Reiher, Vincent (1489) | Won 2-1 | +181515 |
| 5pioneer | 95 | Auterhoff, Hayden (1493) | Won 2-1 | +181533 |
| 6pioneer | 46 | Weedon, Mark (1648) | Lost 0-2 | -161517 |
| 7pioneer | 89 | Zhang, Ben (1512) | Won 2-0 | +181535 |
| 8pioneer | 33 | Patel, Tariq (1943) | Lost 0-2 | -111524 |
| top | average opponent: 1622record: 4-4 | new rating: 1524 | ||
| Grand Prix Toronto 2019 (modern) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 69 | Liorti, Andrew (1781) | Won 2-0 | +231562 |
| 2modern | 253 | Cera, Ardi (1500) | Lost 0-2 | -201542 |
| 3modern | 310 | Cuba, Alvaro (1612) | Lost 0-2 | -161526 |
| 4modern | 538 | Dixon, Kevin (1615) | Lost 1-2 | -171509 |
| top | average opponent: 1627record: 1-3 | new rating: 1509 | ||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 299 | Kim, Jace (1500) | Won 2-1 | +181518 |
| 2modern | 338 | Joseph, Leon (1658) | Lost 0-2 | -151503 |
| 3modern | 732 | Roether, Ivan (1509) | Won 2-0 | +181521 |
| 4modern | 426 | Martin, Pete (1519) | Lost 0-2 | -181503 |
| 5modern | 588 | Wesley, Hudson (1501) | Won 2-0 | +181521 |
| 6modern | 484 | Gambrel, Tyler (1514) | Won 2-0 | +171538 |
| 7modern | 214 | Garcia, Eduardo (1557) | Won 2-0 | +191557 |
| 8modern | 302 | Allison, Joshua (1579) | Lost 1-2 | -181539 |
| top | average opponent: 1542record: 5-3 | new rating: 1539 | ||