Sommer, Tristan
Current rating: 1789 (#2505)
Record: 42-25-1
| Grand Prix Indianapolis 2017 (HOU limited) | starting rating: 1730 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 335 | Tina, Logan (1428) | Won 2-0 | +131743 |
| 2sealed | 238 | Kohman, Josh (1535) | Lost 0-2 | -221721 |
| 3sealed | 364 | Bardwell, Christopher (1652) | Won 2-1 | +171738 |
| 4sealed | 159 | Will, Daniel (1613) | Won 2-0 | +151753 |
| 5sealed | 75 | Carney, Benjamin (1540) | Won 2-0 | +151768 |
| 6sealed | 128 | McVety, Max (1997) | Lost 1-2 | -141754 |
| 7sealed | 173 | Silberman, Philip (1882) | Won 2-0 | +201774 |
| 8sealed | 109 | Branam, Joseph Mark (1617) | Won 2-1 | +151789 |
| 9sealed | 80 | Andrews, Joey (1872) | Won 2-0 | +201809 |
| 10draft | 16 | Garnier, Spencer (1916) | Won 2-1 | +201829 |
| 11draft | 17 | Baldeo, Jonathan (1651) | Lost 0-2 | -221807 |
| 12draft | 15 | Hess, James (1809) | Lost 1-2 | -181789 |
| 13draft | 22 | Harvey, Andrew (1536) | Won 2-0 | +141803 |
| 14draft | 116 | Wu, Timothy (2029) | Lost 1-2 | -141789 |
| top | average opponent: 1720record: 9-5 | new rating: 1789 | ||
| Grand Prix Madison 2015 (BFZ limited) | starting rating: 1709 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 313 | Johnson, Dylan (1506) | Won 2-1 | +141723 |
| 2sealed | 128 | McKenna, William (1482) | Won 2-0 | +141737 |
| 3sealed | 55 | Ryan, Forrest (1710) | Lost 0-2 | -191718 |
| 4sealed | 237 | Kadlec, Robert (1546) | Won 2-1 | +151733 |
| 5sealed | 179 | Dobrow, Joseph (1535) | Won 2-1 | +151748 |
| 6sealed | 104 | Heule, Tyler (1658) | Won 2-0 | +161764 |
| 7sealed | 51 | Doshi, Vishvas (1870) | Lost 0-2 | -161748 |
| 8sealed | 159 | Langenhorst, Nick (1749) | Lost 0-2 | -181730 |
| top | average opponent: 1632record: 5-3 | new rating: 1730 | ||
| Grand Prix Indianapolis 2013 (RTR limited) | starting rating: 1735 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 77 | Castro, Robert (1574) | Lost 0-2 | -211714 |
| 5sealed | 74 | Witaker, Matt (1535) | Won 2-0 | +151729 |
| 6sealed | 85 | Morrow, Andrew (1483) | Won 2-0 | +141743 |
| 7sealed | 254 | Fowler, Zach (1604) | Lost 1-2 | -211722 |
| 8sealed | 70 | Kallas, Christ (1522) | Won 2-1 | +151737 |
| 9sealed | 44 | Ayers, Matt (1569) | Won 2-1 | +151752 |
| 10draft | 7 | Huelsman, Stephen (1560) | Lost 0-2 | -221730 |
| 11draft | 43 | Wiznitzer, Aryeh (1563) | Lost 0-2 | -211709 |
| 12draft | 50 | Krumb, Michael (1925) | Won 2-1 | +221731 |
| 13draft | 22 | Fang, Percy (1615) | Lost 1-2 | -201711 |
| 14draft | 26 | Forsberg, Ryan (1689) | Won 2-1 | +181729 |
| 15draft | 50 | Schauf, Scott (1636) | Lost 0-2 | -201709 |
| top | average opponent: 1606record: 6-6 | new rating: 1709 | ||
| Grand Prix Nashville 2012 (DKA limited) | starting rating: 1606 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 98 | Pate, Jordan (1500) | Won 2-0 | +161622 |
| 3sealed | 170 | Viola, Joe (1644) | Won 2-0 | +191641 |
| 4sealed | 153 | Underwood, Andrew (1693) | Won 2-0 | +181659 |
| 5sealed | 74 | Patel, Hemant (1603) | Won 2-1 | +171676 |
| 6sealed | 20 | Henning, Nick (1802) | Won 2-1 | +211697 |
| 7sealed | 18 | Braun-Duin, Brian (1708) | Won 2-0 | +181715 |
| 8sealed | 9 | Keralis, Joel (1589) | Won 2-0 | +161731 |
| 9sealed | 4 | Durward, Caleb (2002) | Won 2-1 | +221753 |
| 10draft | 2 | Cecchetti, Daniel (1651) | Won 2-0 | +171770 |
| 11draft | 71 | Duke, Reid (1966) | Lost 1-2 | -151755 |
| 12draft | 5 | Nakamura, Shuhei (1994) | Lost 0-2 | -141741 |
| 13draft | 37 | Shenhar, Shahar (1979) | Won 2-0 | +231764 |
| 14draft | 24 | Anderson, Todd (1940) | Lost 1-2 | -151749 |
| 15draft | 21 | Jaklovsky, Lukas (1998) | Lost 0-2 | -141735 |
| top | average opponent: 1791record: 10-4 | new rating: 1735 | ||
| Grand Prix Kansas City 2011 (NPH limited) | starting rating: 1541 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 122 | Flores, Edgar (1586) | Lost 0-2 | -171524 |
| 5sealed | 72 | Large, Brandon (1547) | Draw 1-1 | 01524 |
| 6sealed | 138 | Meier, Kyle D (1536) | Won 2-0 | +191543 |
| 7sealed | 84 | Hunt, Kevin (1543) | Won 2-1 | +181561 |
| 8sealed | 51 | Hogan, Scott (1495) | Won 2-1 | +161577 |
| 9sealed | 29 | Doty, Landon (1701) | Won 2-1 | +211598 |
| 10draft | 34 | Aten, Timothy (1890) | Lost 1-2 | -131585 |
| 11draft | 55 | Taylor, Dustin (1573) | Won 2-1 | +181603 |
| 12draft | 44 | Jordan, Michael (1561) | Lost 1-2 | -191584 |
| 13draft | 14 | Durward, Caleb (1784) | Won 2-1 | +211605 |
| 14draft | 39 | VanMeter, Chris (1615) | Lost 0-2 | -171588 |
| 15draft | 27 | Kurtin, Matthew R (1612) | Won 2-0 | +181606 |
| top | average opponent: 1620record: 7-4-1 | new rating: 1606 | ||
| Grand Prix Nashville 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 140 | Senn, Jonathan (1500) | Won 2-0 | +181518 |
| 2sealed | 19 | Kendall, Daniel (1500) | Won 2-1 | +181536 |
| 3sealed | 38 | Fox, Brian (1578) | Lost 1-2 | -181518 |
| 4sealed | 178 | Huttman, Michael (1523) | Won 2-0 | +191537 |
| 5sealed | 139 | Leigh, Joe (1494) | Won 2-1 | +171554 |
| 6sealed | 75 | Montgomery, Kyle (1506) | Won 2-1 | +171571 |
| 7sealed | 32 | Hicks, Steven (1599) | Lost 0-2 | -181553 |
| 8sealed | 49 | Walls, Gabe (1880) | Lost 0-2 | -121541 |
| top | average opponent: 1572record: 5-3 | new rating: 1541 | ||