Henzel, Zachariah
Current rating: 1556
Record: 22-18-1
| Grand Prix Seattle 2018 (legacy) (legacy) | starting rating: 1549 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 199 | Perman, James (1500) | Won 2-0 | +171566 |
| 2legacy | 320 | Scott, Matt (1659) | Won 2-0 | +201586 |
| 3legacy | 243 | Tomizawa, Shin (1708) | Won 2-1 | +201606 |
| 4legacy | 175 | Witten, Zack (1942) | Lost 1-2 | -121594 |
| 5legacy | 305 | McReynolds, Allen (1539) | Lost 0-2 | -191575 |
| 6legacy | 444 | Solar, James (1569) | Lost 1-2 | -181557 |
| 7legacy | 3006 | Ballinger, Bradley (1463) | Lost 0-2 | -201537 |
| 8legacy | 358 | Beltran, Matthew (1548) | Won 2-0 | +191556 |
| top | average opponent: 1616record: 4-4 | new rating: 1556 | ||
| Grand Prix Louisville 2017 (legacy) | starting rating: 1577 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 519 | De Leon, Santiago (1518) | Won 2-0 | +171594 |
| 2legacy | 369 | Heldman, Terrance (1518) | Lost 0-2 | -191575 |
| 3legacy | 890 | Bingaman, Josh (1645) | Won 2-1 | +191594 |
| 4legacy | 726 | Baker, Christopher (1488) | Lost 1-2 | -201574 |
| 5legacy | 747 | Giaimo, Michael (1466) | Won 2-0 | +161590 |
| 6legacy | 647 | Zuniga, Michael (1520) | Won 2-0 | +171607 |
| 7legacy | 486 | Stone, Tim (1508) | Lost 1-2 | -201587 |
| 8legacy | 638 | Delahanty, Curran (1517) | Lost 0-2 | -191568 |
| 9legacy | 704 | Jorn, Christian (1554) | Lost 1-2 | -191549 |
| top | average opponent: 1526record: 4-5 | new rating: 1549 | ||
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1617 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 331 | Anderson, Kaare (1657) | Won 2-1 | +191636 |
| 2legacy | 255 | Baca, Valentin (1518) | Won 2-1 | +161652 |
| 3legacy | 133 | Lazzarotto, Kohner (1563) | Lost 1-2 | -201632 |
| 4legacy | 326 | Lam, Tony (Nghia) (1501) | Lost 0-2 | -201612 |
| 5legacy | 637 | Medeiros, Kevin (1677) | Lost 1-2 | -171595 |
| 6legacy | 667 | Niyazov, Igor (1593) | Lost 1-2 | -181577 |
| top | average opponent: 1585record: 2-4 | new rating: 1577 | ||
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1573 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 186 | Darrow, Andrew (1515) | Won 2-0 | +171590 |
| 2modern | 294 | Phomsouvanh, Anouluck (1518) | Lost 1-2 | -191571 |
| 3modern | 426 | Hart, Randy (1522) | Won 0-0 | +171588 |
| 4modern | 274 | Beech, Andrew (1508) | Lost 1-2 | -191569 |
| 5modern | 313 | Hudman, Kenny (1499) | Won 2-0 | +161585 |
| 6modern | 234 | Laury, Walker (1524) | Won 2-0 | +171602 |
| 7modern | 258 | Self, James (1532) | Won 2-1 | +171619 |
| 8modern | 149 | Gamble, Philip (1586) | Won 2-1 | +171636 |
| 9modern | 51 | Poor, Michael (1579) | Lost 1-2 | -191617 |
| top | average opponent: 1531record: 6-3 | new rating: 1617 | ||
| Grand Prix Washington DC 2013 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 269 | Yeh, Albert (1500) | Draw 1-1 | 01500 |
| 2legacy | 385 | Mason, Benjamin (1477) | Won 2-0 | +181518 |
| 3legacy | 385 | Canini, Michael (1520) | Won 2-0 | +181536 |
| 4legacy | 758 | Flynn, Evan (1500) | Won 2-1 | +171553 |
| 5legacy | 258 | Greenbaum, Micah (1594) | Lost 0-2 | -171536 |
| 6legacy | 392 | Travis, Boyce (1532) | Won 2-0 | +181554 |
| 7legacy | 166 | Ngo, Kiet (1805) | Lost 0-2 | -141540 |
| 8legacy | 285 | Heflin, Emily (1440) | Won 2-0 | +161556 |
| 9legacy | 192 | DeStefano, Alexander (1498) | Won 2-1 | +171573 |
| top | average opponent: 1541record: 6-2-1 | new rating: 1573 | ||