Catanzaro, Zachary
Current rating: 1505
Record: 12-13
| Grand Prix Atlanta 2019 (legacy) | starting rating: 1507 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 16 | Ingram, Randy (1500) | Lost 1-2 | -181489 |
| 2legacy | 284 | Cumberledge, Kevin (1514) | Won 2-0 | +181507 |
| 3legacy | 417 | Davis, Drake (1376) | Won 2-1 | +161523 |
| 4legacy | 156 | Berni, Roberto (1522) | Won 2-0 | +181541 |
| 5legacy | 195 | Grace, Tannon (1588) | Lost 0-2 | -181523 |
| 6legacy | 250 | Moore, Joshua (1475) | Lost 0-2 | -181505 |
| top | average opponent: 1496record: 3-3 | new rating: 1505 | ||
| Grand Prix Las Vegas 2017 (legacy) (legacy) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 314 | Walter, Royce (2097) | Won 2-1 | +281510 |
| 2legacy | 166 | Bartley, Matthew (1844) | Won 2-1 | +241534 |
| 3legacy | 538 | Frye, Jeremy (1887) | Won 2-0 | +241558 |
| 4legacy | 168 | Larsson, Chris (1623) | Lost 0-2 | -171541 |
| 5legacy | 220 | Illum, Jared (1604) | Lost 1-2 | -171524 |
| 6legacy | 672 | Brumby, Gene (1582) | Won 2-0 | +191543 |
| 7legacy | 315 | Chien, Andrew (1599) | Lost 1-2 | -171526 |
| 8legacy | 527 | Withers, Matthew (1443) | Lost 0-2 | -191507 |
| top | average opponent: 1710record: 4-4 | new rating: 1507 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 765 | DeMarino, Matt (1355) | Won 2-1 | +151495 |
| 3legacy | 730 | Morrow, Andrew (1496) | Lost 1-2 | -181477 |
| 4legacy | 1051 | Herzog, Thomas (1508) | Lost 0-2 | -171460 |
| 5legacy | 976 | Havle, Jason (1516) | Won 2-0 | +191479 |
| 6legacy | 885 | Vergo, Eric (1593) | Lost 1-2 | -161463 |
| 7legacy | 854 | Wong-Tremblay, Charles (1506) | Won 2-1 | +191482 |
| top | average opponent: 1496record: 3-3 | new rating: 1482 | ||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 419 | South, Neil (1429) | Lost 1-2 | -191481 |
| 2sealed | 1274 | Areces, Carlos (1482) | Won 2-1 | +181499 |
| 3sealed | 313 | Jeannin, Jules (1441) | Lost 0-2 | -191480 |
| 4sealed | 404 | Chatten, Scott (1470) | Won 0-0 | +181498 |
| 5sealed | 360 | Smith, Devin (1498) | Lost 0-2 | -181480 |
| top | average opponent: 1464record: 2-3 | new rating: 1480 | ||