Sundoen, Tomas
Current rating: 1385
Record: 9-17
| Grand Prix Portland 2018 (modern) | starting rating: 1420 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 68 | Livasy, Colin (1520) | Lost 1-2 | -161404 |
| 2modern | 589 | Mahr, Philip (1353) | Won 2-1 | +171421 |
| 3modern | 433 | Hornsby, Scott (1450) | Lost 0-2 | -181403 |
| 4modern | 730 | White, Dylan (1360) | Lost 1-2 | -181385 |
| top | average opponent: 1421record: 1-3 | new rating: 1385 | ||
| Grand Prix Seattle 2018 (standard) (RIX standard) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 174 | Mayfield, Tyler (1500) | Lost 0-2 | -171428 |
| 2standard | 37 | Yockey, Garrett (1482) | Won 2-1 | +191447 |
| 3standard | 495 | Turk, Brian (1808) | Lost 0-2 | -111436 |
| 4standard | 3012 | Leasak, Blake (1481) | Won 2-0 | +181454 |
| 5standard | 3007 | Senket, Andy (1496) | Lost 1-2 | -171437 |
| 6standard | 3010 | Berry, John (1486) | Lost 0-2 | -171420 |
| top | average opponent: 1542record: 2-4 | new rating: 1420 | ||
| Grand Prix Seattle 2018 (legacy) (legacy) | starting rating: 1458 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 3011 | Wong, Michael 281 (1734) | Lost 0-2 | -131445 |
| top | record: 0-1 | new rating: 1445 | ||
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 30 | Lindell, Matthew (1471) | Lost 1-2 | -181448 |
| 2standard | 664 | Broughan, Ryan (1624) | Lost 1-2 | -151433 |
| 3standard | 735 | Heckathorn, Darby (1469) | Won 2-1 | +191452 |
| 4standard | 647 | Piercy, Austin (1483) | Lost 0-2 | -181434 |
| 5standard | 648 | Ludviksen, Rolf (1453) | Won 2-1 | +191453 |
| 6standard | 632 | Ricci, Joseph (1656) | Won 2-1 | +211474 |
| 7standard | 507 | Broussard, Jerome (1500) | Won 2-0 | +191493 |
| 8standard | 282 | Howell, Kyle (1559) | Lost 1-2 | -171476 |
| 9standard | 321 | Belle Isle, Jason (1503) | Lost 0-2 | -181458 |
| top | average opponent: 1524record: 4-5 | new rating: 1458 | ||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 425 | Skonnord, Ryan (1506) | Won 2-1 | +181518 |
| 2modern | 55 | Festini, Mark (1645) | Lost 0-2 | -161502 |
| 3modern | 544 | Romero, Jose (1501) | Lost 0-2 | -181484 |
| 4modern | 900 | Dillon, Rax (1466) | Lost 0-2 | -181466 |
| 5modern | 932 | Carreon Rodriguez, Leopoldo (1446) | Lost 0-2 | -181448 |
| 6modern | 919 | Cota, Valerie (1447) | Won 2-0 | +181466 |
| top | average opponent: 1502record: 2-4 | new rating: 1466 | ||