Klein, Zachary
Current rating: 1527
Record: 19-17
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 296 | Pina-Lira, Esteban (1364) | Lost 0-2 | -211533 |
| 2legacy | 606 | Kum, Wesley (1483) | Won 1-0 | +171550 |
| 3legacy | 624 | Yandrofski, Seth (1506) | Won 2-1 | +171567 |
| 4legacy | 569 | Breseman, Ryan (1515) | Lost 0-2 | -191548 |
| 5legacy | 446 | Kent, Doug (1504) | Lost 0-2 | -181530 |
| 6legacy | 666 | Dadachanji, Dara (1485) | Won 2-1 | +171547 |
| 7legacy | 472 | Smith, Charles (1529) | Won 2-1 | +171564 |
| 8legacy | 312 | Savvingou-Pangas, Mike (1545) | Lost 1-2 | -181546 |
| 9legacy | 282 | Chernov, Eugene (1498) | Lost 1-2 | -191527 |
| top | average opponent: 1492record: 4-5 | new rating: 1527 | ||
| Grand Prix Providence 2015 (DTK standard) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 17 | Gunn, Thomas (1446) | Won 2-0 | +171556 |
| 2standard | 32 | Brown, Alex (1556) | Lost 1-2 | -181538 |
| 3standard | 259 | Lasorsa, Brett (1550) | Lost 0-2 | -181520 |
| 4standard | 417 | Polo, Jesse (1521) | Lost 0-2 | -181502 |
| 5standard | 441 | Brockett, Jeffrey (1464) | Won 2-0 | +171519 |
| 6standard | 323 | McLain, Josh (1442) | Won 2-0 | +171536 |
| 7standard | 255 | Leuzzi, Vitantonio (1499) | Won 2-0 | +171553 |
| 8standard | 179 | Siu, Brian (1701) | Lost 0-2 | -151538 |
| 9standard | 166 | Rast, Arthur (1460) | Won 0-0 | +161554 |
| top | average opponent: 1515record: 5-4 | new rating: 1554 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 217 | Brunstetter, Marcus (1500) | Won 2-0 | +181502 |
| 2legacy | 309 | Sheeran, Ben (1518) | Lost 1-2 | -171485 |
| 3legacy | 438 | Boone, Anderson (1548) | Lost 0-2 | -171468 |
| 4legacy | 475 | Clarke, Brian (1450) | Won 2-0 | +171485 |
| 5legacy | 469 | Pruner, Matt (1497) | Won 2-0 | +191504 |
| 6legacy | 343 | Otto, Nick (1519) | Won 2-1 | +181522 |
| 7legacy | 215 | Barth, Nick (1536) | Lost 1-2 | -181504 |
| 8legacy | 200 | Petalas, David (1499) | Won 2-0 | +181522 |
| 9legacy | 177 | Schlegel, Thomas (1488) | Won 2-1 | +171539 |
| top | average opponent: 1506record: 6-3 | new rating: 1539 | ||
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 704 | Hanna, Will (1571) | Lost 1-2 | -171483 |
| 2modern | 1056 | Derrickson, Matt (1448) | Won 2-0 | +181501 |
| 3modern | 1009 | Palmer, Colin (1500) | Lost 1-2 | -181483 |
| 4modern | 1100 | Callahan-Cormier, Devin (1542) | Won 2-1 | +191502 |
| 5modern | 1039 | Johnson, Eric (1360) | Lost 0-2 | -211481 |
| 6modern | 1048 | Courcy, Daniel (1436) | Lost 0-2 | -191462 |
| 7modern | 1016 | Wetlaufer, Roscoe (1443) | Won 2-0 | +181480 |
| 8modern | 924 | Markarian, Erik (1481) | Won 2-0 | +181498 |
| 9modern | 867 | DeLuca, Eric (1723) | Lost 0-2 | -141484 |
| top | average opponent: 1500record: 4-5 | new rating: 1484 | ||