Zadow, Zachary
Current rating: 1532
| Grand Prix Madison 2019 (WAR limited) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 68 | Dusick, Beren (1549) | Won 2-1 | +181542 |
| 2sealed | 148 | Cecchetti, Daniel (1837) | Lost 0-2 | -121530 |
| 3sealed | 290 | Linne, Arthur (1589) | Won 2-1 | +191549 |
| 4sealed | 255 | Fonseka, Aruna (1528) | Won 2-0 | +171566 |
| 5sealed | 179 | Divine, Chad (1492) | Lost 0-2 | -191547 |
| 6sealed | 240 | Vogel, Adam (1552) | Won 2-1 | +181565 |
| 7sealed | 93 | Simon, Michael (1636) | Lost 0-2 | -171548 |
| 8sealed | 167 | Colley, Urchin (1617) | Lost 0-2 | -161532 |
| top | average opponent: 1600record: 4-4 | new rating: 1532 | ||
| Grand Prix Minneapolis 2018 (M19 limited) | starting rating: 1529 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 131 | Pfeil, David (1537) | Lost 0-2 | -171512 |
| 2sealed | 359 | Wynn, Eric (1461) | Won 2-0 | +171529 |
| 3sealed | 432 | Beaumont, Casey (1467) | Won 2-1 | +171546 |
| 4sealed | 318 | Parson, Ken (1316) | Won 2-1 | +131559 |
| 5sealed | 264 | Collier, Joshua (1538) | Lost 1-2 | -181541 |
| 6sealed | 353 | Chang, Calvin (1596) | Lost 0-2 | -171524 |
| top | average opponent: 1486record: 3-3 | new rating: 1524 | ||
| Grand Prix Milwaukee 2016 (KLD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 323 | Ziggas, Andrew (1464) | Lost 0-2 | -191481 |
| 2sealed | 469 | Ha, Dantes (1478) | Won 2-0 | +181499 |
| 3sealed | 489 | Sibley, Corey (1486) | Won 2-0 | +181517 |
| 4sealed | 183 | Fielstra, Zachary (1595) | Won 2-1 | +191536 |
| 5sealed | 142 | Ashton, Thomas (2030) | Lost 0-2 | -91527 |
| 6sealed | 352 | Lueneburg, Mark (1511) | Lost 1-2 | -191508 |
| 7sealed | 416 | Simonowicz, Maxwell (1511) | Won 2-1 | +191527 |
| 8sealed | 252 | Bearl, Ken (1695) | Lost 1-2 | -151512 |
| 9sealed | 278 | Sims, Philip (1503) | Won 2-0 | +171529 |
| top | average opponent: 1586record: 5-4 | new rating: 1529 | ||