Gamache, Thomas
Current rating: 1593
Record: 18-14-1
| Grand Prix Hartford 2018 (modern) | starting rating: 1622 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 463 | Smith, Douglas (1500) | Won 2-0 | +151637 |
| 2modern | 312 | Monico, Riccardo (1622) | Lost 1-2 | -181619 |
| 3modern | 585 | Galperin, David (1573) | Won 2-1 | +171636 |
| 4modern | 411 | Snyder, Jareth (1488) | Lost 0-2 | -201616 |
| 5modern | 569 | Vallas, Nick (1528) | Won 2-1 | +161632 |
| 6modern | 482 | Mohammed, Nicholas (1690) | Lost 0-2 | -171615 |
| 7modern | 443 | Buffone, Jesse (1385) | Lost 0-2 | -221593 |
| top | average opponent: 1541record: 3-4 | new rating: 1593 | ||
| Grand Prix Providence 2016 (KLD standard) | starting rating: 1582 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 48 | Phipps, Corey (1555) | Won 2-0 | +171599 |
| 2standard | 62 | Koziol, Joshua (1454) | Won 2-0 | +161615 |
| 3standard | 174 | Nota, Al (1618) | Won 2-0 | +181633 |
| 4standard | 8 | Barge, Spencer (1583) | Won 2-1 | +171650 |
| 5standard | 40 | Betesh, Ralph (2020) | Lost 1-2 | -121638 |
| 6standard | 135 | O'Donnell, Devon (1926) | Draw 1-1 | +61644 |
| 7standard | 97 | Berard, Michael (1665) | Won 2-1 | +181662 |
| 8standard | 62 | Tonelli, Tim (1525) | Lost 0-2 | -211641 |
| 9standard | 127 | Normandin, Katharine (1542) | Lost 1-2 | -191622 |
| top | average opponent: 1654record: 5-3-1 | new rating: 1622 | ||
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1622 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 162 | Christopher, Michael (1518) | Won 2-1 | +171639 |
| 3sealed | 138 | Rodriguez, Kenneth (1518) | Lost 1-2 | -211618 |
| 4sealed | 573 | League, Charles (1660) | Lost 0-2 | -171601 |
| 5sealed | 547 | Hogg, Christopher (1538) | Lost 0-2 | -191582 |
| top | average opponent: 1559record: 1-3 | new rating: 1582 | ||
| Grand Prix Baltimore 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 166 | Kulik, Lirek (1555) | Won 2-1 | +191519 |
| 4sealed | 136 | Li, Chen Chris (1519) | Won 2-0 | +181537 |
| 5sealed | 1 | Berkowitz, Jordan (1979) | Lost 1-2 | -101527 |
| 6sealed | 71 | Creech, Lawrence (1683) | Won 2-0 | +201547 |
| 7sealed | 44 | Gardner, Garrett (1530) | Won 2-1 | +181565 |
| 8sealed | 43 | Snow, David (1711) | Lost 1-2 | -151550 |
| 9sealed | 79 | Haussmann, Phil (1718) | Won 2-1 | +211571 |
| 10draft | 26 | [anonymous] | Won 2-0 | +211592 |
| 11draft | 39 | Aminto, Marco (1615) | Lost 0-2 | -171575 |
| 12draft | 67 | Lazaro, Andrew (1673) | Won 2-0 | +201595 |
| 13draft | 28 | Diliberto, Mario (1751) | Won 2-1 | +201615 |
| 14draft | 67 | Glancy, Ben (1585) | Won 2-1 | +181633 |
| 15draft | 9 | Hwang, Eugene (2073) | Lost 0-2 | -111622 |
| top | average opponent: 1705record: 9-4 | new rating: 1622 | ||