Rosin, Thomas
Current rating: 1584
Record: 22-18
| Regional Championships Calgary 2022 (pioneer) | starting rating: 1584 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 51 | Liu, Xingyang (1592) | Won 2-1 | +181602 |
| 2pioneer | 60 | Polsky, Scott (1518) | Won 2-1 | +171619 |
| 3pioneer | 24 | Langille, Alex (1483) | Won 2-1 | +151634 |
| 4pioneer | 8 | Weedon, Mark (1773) | Lost 1-2 | -151619 |
| 5pioneer | 20 | Schwarz, Micheal (1729) | Lost 1-2 | -161603 |
| 6pioneer | 54 | Turchansky, Zak (1784) | Won 2-1 | +211624 |
| 7pioneer | 43 | Connors, Gregory (1565) | Lost 1-2 | -191605 |
| 8pioneer | 33 | Cheung, Johnathan (1538) | Won 2-1 | +171622 |
| 9pioneer | 33 | Campbell, Chantelle (1632) | Lost 1-2 | -181604 |
| 10pioneer | 35 | Lozinski, Andrew (1558) | Won 2-0 | +171621 |
| 11pioneer | 32 | Nightmare_Weaver, Ashiok (1578) | Lost 1-2 | -191602 |
| 12pioneer | 37 | Lloyd, James (1730) | Won 2-1 | +211623 |
| 13pioneer | 24 | Dorvault, Lawrence (1570) | Lost 0-2 | -191604 |
| 14pioneer | 32 | Burrough, Ben (1531) | Lost 1-2 | -201584 |
| top | average opponent: 1613record: 7-7 | new rating: 1584 | ||
| Grand Prix Calgary 2019 (modern) | starting rating: 1616 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 314 | Jaques, Ian (1500) | Lost 1-2 | -201596 |
| 2modern | 355 | Morrison, Lucas (1481) | Won 2-0 | +161612 |
| 3modern | 326 | Link, Zac (1500) | Won 2-1 | +161628 |
| 4modern | 100 | Onagan, Chris (1410) | Lost 0-2 | -221606 |
| 5modern | 286 | Rokne, Olav (1407) | Lost 0-2 | -221584 |
| top | average opponent: 1460record: 2-3 | new rating: 1584 | ||
| Grand Prix Portland 2018 (modern) | starting rating: 1589 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 269 | Stevens, Justice (1500) | Lost 0-2 | -191570 |
| 2modern | 450 | Nordgren, Bjorn (1482) | Lost 0-2 | -201550 |
| 3modern | 792 | Yin, Kuanny (1463) | Won 2-1 | +171567 |
| 4modern | 572 | Gullickson, Christopher (1480) | Won 2-0 | +161583 |
| 5modern | 547 | Kaylor, Taran (1516) | Won 2-1 | +171600 |
| 6modern | 477 | Penticoff, Aidan (1500) | Won 2-1 | +161616 |
| 7modern | 341 | Angulo, Enrique (1652) | Won 2-0 | +191635 |
| 8modern | 203 | Spivey, Curtis (1588) | Lost 0-2 | -191616 |
| top | average opponent: 1523record: 5-3 | new rating: 1616 | ||
| Grand Prix Vancouver 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 2165 | Cardinal, Joshua (1481) | Won 2-0 | +181518 |
| 4modern | 2096 | Lull, Augustus (1554) | Won 2-1 | +181536 |
| 5modern | 2064 | Lam, Tony (Nghia) (1751) | Won 2-1 | +221558 |
| 6modern | 2019 | Hawkins, Donald (1598) | Won 2-0 | +191577 |
| 7modern | 2002 | Jeffery, Jon (1734) | Lost 0-2 | -151562 |
| 8modern | 2063 | Prost, Andrejs (1977) | Lost 1-2 | -111551 |
| 9modern | 2125 | Brown, Ethan (1656) | Lost 1-2 | -161535 |
| 10modern | 2108 | Chreptyk, Brandon (1826) | Won 2-0 | +231558 |
| 11modern | 2119 | Brock, Michael (1613) | Won 2-0 | +191577 |
| 12modern | 2080 | Polak-Rottmann, Oliver (1882) | Lost 1-2 | -131564 |
| 13modern | 2127 | Muoio, Joe (1541) | Won 2-0 | +181582 |
| 14modern | 2087 | Tao, Jiachen (2041) | Won 2-0 | +261608 |
| 15modern | 2048 | Hembroff, Alexander (1586) | Lost 1-2 | -191589 |
| top | average opponent: 1711record: 8-5 | new rating: 1589 | ||