Smith, Zack M
Current rating: 1588
Record: 18-14-1
| Grand Prix San Diego 2013 (modern) | starting rating: 1630 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 121 | Reidenbaugh, Benjamin (1500) | Lost 1-2 | -201610 |
| 2modern | 239 | Nguyen, Philip (1414) | Lost 1-2 | -221588 |
| top | average opponent: 1457record: 0-2 | new rating: 1588 | ||
| Grand Prix San Diego 2011 (ISD limited) | starting rating: 1590 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 1 | Carter, Justin (1500) | Lost 0-2 | -201570 |
| 3sealed | 138 | Jonsson, Andreas (1839) | Won 2-1 | +231593 |
| 4sealed | 113 | Martinez, Pablo (1456) | Won 2-1 | +151608 |
| 5sealed | 110 | Aune, Eirik (1837) | Won 2-0 | +231631 |
| 6sealed | 50 | Unfried, Jorg (1849) | Lost 1-2 | -151616 |
| 7sealed | 120 | Haverkos, Axel (1535) | Won 2-1 | +171633 |
| 8sealed | 49 | Aguilar, Sebastian (1527) | Won 2-0 | +161649 |
| 9sealed | 46 | Machan, Thomas (1613) | Lost 0-2 | -191630 |
| top | average opponent: 1644record: 5-3 | new rating: 1630 | ||
| Grand Prix Oakland 2010 (extended) | starting rating: 1609 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 131 | Urhammer, Anthony (1518) | Won 2-0 | +171626 |
| 3extended | 99 | Nagy, Andrew (1540) | Lost 1-2 | -201606 |
| 4extended | 188 | von Beroldingen, Nicholas P (1651) | Won 2-0 | +191625 |
| 5extended | 102 | Gray, Scott (1633) | Lost 1-2 | -181607 |
| 6extended | 188 | Bielick, Scott (1653) | Lost 0-2 | -171590 |
| top | average opponent: 1599record: 2-3 | new rating: 1590 | ||
| Grand Prix Los Angeles 2009 (extended) | starting rating: 1669 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 82 | Rodriguez, Pedro (1486) | Lost 1-2 | -211648 |
| 4extended | 143 | Tyer, Brandon (1517) | Lost 1-2 | -201628 |
| 5extended | 242 | Hanson, Daniel (1608) | Lost 0-2 | -191609 |
| top | average opponent: 1537record: 0-3 | new rating: 1609 | ||
| Grand Prix San Francisco 2007 (Time Spiral block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 19 | Bauson, Ral (1501) | Won 2-0 | +181518 |
| 3block | 60 | Proctor, James (1536) | Won 2-0 | +181536 |
| 4block | 22 | Irvine, David (1777) | Lost 1-2 | -131523 |
| 5block | 113 | Corso, Louis (1537) | Won 2-0 | +181541 |
| 6block | 46 | Young, Brett (1551) | Won 2-1 | +181559 |
| 7block | 43 | Heumann, Eric M (1523) | Draw 1-1 | -11558 |
| 8block | 33 | Bankman-Fried, Sam (1572) | Won 2-1 | +191577 |
| 9block | 23 | Harvey, Eugene (1805) | Won 0-0 | +221599 |
| 10block | 11 | Kambourakis, Joseph (1599) | Won 0-0 | +181617 |
| 11block | 5 | Cheon, Paul (2160) | Lost 0-0 | -91608 |
| 12block | 16 | Choi, Standish (1618) | Won 0-0 | +181626 |
| 13block | 9 | Birklid, Steven (1627) | Won 0-0 | +181644 |
| 14block | 5 | Eng, Warren (1624) | Won 0-0 | +181662 |
| 15block | 4 | West, Alexander (1672) | Won 0-0 | +181680 |
| Qblock | Damo da Rosa, Paulo Vitor (2111) | Lost 0-2 | -111669 | |
| top | average opponent: 1681record: 11-3-1 | new rating: 1669 | ||