Da, Andrew
Current rating: 1597
Record: 21-17
| Regional Championships Toronto 2023 Cycle 4 (pioneer) | starting rating: 1627 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 3 | Mahoney-sunstrum, Jeffery (1500) | Won 2-0 | +151642 |
| 2pioneer | 5 | Bachan, Brady (1620) | Lost 1-2 | -181624 |
| 3pioneer | 72 | David, Julian (1485) | Lost 1-2 | -211603 |
| 4pioneer | 118 | Bekmesian, Chris (1619) | Won 2-0 | +191622 |
| 5pioneer | 70 | He, Chun (1477) | Lost 0-2 | -211601 |
| 6pioneer | 92 | MacDuff, Kieran (1485) | Won 2-0 | +161617 |
| 7pioneer | 91 | Lam, Angus (1495) | Lost 1-2 | -201597 |
| top | average opponent: 1526record: 3-4 | new rating: 1597 | ||
| Regional Championships Calgary 2023 (pioneer) | starting rating: 1529 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 34 | Paul, Joseph (1558) | Won 2-1 | +191548 |
| 2pioneer | 39 | Nickel, Dallas (1579) | Lost 1-2 | -181530 |
| 3pioneer | 64 | Phung-Tieu, Edward (1554) | Lost 0-2 | -171513 |
| 4pioneer | 50 | Hewson, Doug (1456) | Won 2-1 | +171530 |
| 5pioneer | 53 | Hollett, Matthew (1483) | Won 2-0 | +171547 |
| 6pioneer | 43 | Blum, Tyler (1694) | Won 2-0 | +201567 |
| 7pioneer | 23 | Cochrane, Brad (1519) | Won 2-1 | +181585 |
| 8pioneer | 6 | Vaugeois, Christophe (1789) | Lost 0-2 | -151570 |
| 9pioneer | 30 | Mayen, Steven (1565) | Won 2-0 | +181588 |
| 10pioneer | 14 | Toth, Luis (1566) | Won 2-0 | +181606 |
| 11pioneer | 10 | Offman, Noe (1777) | Won 2-1 | +211627 |
| 12pioneer | 5 | Jolicoeur, Draven (1642) | Won 2-1 | +181645 |
| 13pioneer | 6 | Kidston, Andrew (1618) | Lost 1-2 | -181627 |
| top | average opponent: 1600record: 9-4 | new rating: 1627 | ||
| Regional Championships Toronto 2023 (pioneer) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 12 | Scott, Dan (1531) | Lost 0-2 | -171498 |
| 2pioneer | 146 | Rasmussen, Bennett (1481) | Won 2-0 | +171515 |
| 3pioneer | 116 | Giannopoulos, Steve (1470) | Lost 0-2 | -191496 |
| 4pioneer | 90 | Van Vaals, Michael (1807) | Won 2-0 | +241520 |
| 5pioneer | 55 | Dore, Maxime (1926) | Won 2-0 | +251545 |
| 6pioneer | 46 | Lawrence Grace, Joshua (1386) | Lost 1-2 | -211524 |
| 7pioneer | 74 | Bouyer, Vincent (1492) | Won 2-0 | +181542 |
| 8pioneer | 57 | Sabourin, Florent (1516) | Won 2-0 | +171559 |
| 9pioneer | 38 | Goud, Michael (1729) | Lost 0-2 | -151544 |
| 10pioneer | 52 | Vaugeois, Christophe (1715) | Lost 0-2 | -151529 |
| top | average opponent: 1605record: 5-5 | new rating: 1529 | ||
| Regional Championships Toronto 2022 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 137 | Small, Jordan (1505) | Lost 1-2 | -181482 |
| 2pioneer | 151 | Auterhoff, Hayden (1469) | Won 2-0 | +181500 |
| 3pioneer | 82 | Martin, Bob (1623) | Won 2-1 | +201520 |
| 4pioneer | 70 | Smith, Peter (1548) | Won 2-1 | +191539 |
| 5pioneer | 39 | Stevens, Tristan (1433) | Lost 1-2 | -201519 |
| 6pioneer | 76 | Sajgalik, Eduardo (2028) | Lost 0-2 | -101509 |
| 7pioneer | 86 | He, Chun (1504) | Won 2-1 | +181527 |
| 8pioneer | 57 | Mulloy, Josh (1880) | Lost 0-2 | -121515 |
| top | average opponent: 1624record: 4-4 | new rating: 1515 | ||