Calton, Zachary
Current rating: 1448
| Grand Prix Denver 2016 (KLD standard) | starting rating: 1437 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 429 | Gaxiola, Joshua (1540) | Won 2-0 | +201457 |
| 2standard | 195 | Brunker, Chris (1616) | Lost 0-2 | -161441 |
| 3standard | 392 | Kuzma, Chuck (1499) | Won 2-0 | +201461 |
| 4standard | 458 | Balagot, Stefan (1426) | Lost 1-2 | -191442 |
| 5standard | 544 | Johnston, Joshua (1580) | Lost 0-0 | -161426 |
| 6standard | 493 | Ruggles, Aleczander (1434) | Won 2-0 | +191445 |
| 7standard | 447 | Kincey, Lauphiette (1645) | Won 2-1 | +211466 |
| 8standard | 330 | Rinella, Geoff (1458) | Lost 0-2 | -181448 |
| top | average opponent: 1525record: 4-4 | new rating: 1448 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 148 | Brownlee, Sean (1513) | Lost 0-2 | -171430 |
| 2sealed | 441 | Vanevenhoven, Nicholas (1481) | Won 2-1 | +191449 |
| 3sealed | 486 | Heitzman, Charley (1499) | Won 2-1 | +191468 |
| 4sealed | 214 | Plumb, Kevan (1523) | Lost 0-2 | -171451 |
| 5sealed | 374 | Latorre, Justin (1499) | Lost 1-2 | -171434 |
| 6sealed | 343 | Davison, Daniel (1516) | Lost 1-2 | -171417 |
| 7sealed | 268 | Clough, Scott (1466) | Won 2-0 | +191436 |
| 8sealed | 196 | Collier, Noah (1480) | Won 2-0 | +191455 |
| 9sealed | 143 | Finnegan, Michael (1453) | Lost 0-2 | -181437 |
| top | average opponent: 1492record: 4-5 | new rating: 1437 | ||
| Grand Prix Salt Lake City 2014 (M15 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 173 | Liang, William (1500) | Lost 1-2 | -181482 |
| 2sealed | 246 | Dixon, Jay (1516) | Lost 0-2 | -171465 |
| 3sealed | 387 | Sharer, Miles (1462) | Lost 1-2 | -181447 |
| top | average opponent: 1493record: 0-3 | new rating: 1447 | ||