Whipple, Zach
Current rating: 1460
| Grand Prix Hartford 2018 (modern) | starting rating: 1514 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 136 | Xia, Jiamu (1500) | Draw 1-1 | -11513 |
| 2modern | 419 | Loaiza, Gabriel (1499) | Lost 0-2 | -181495 |
| 3modern | 749 | Hamilton, John (1452) | Lost 0-2 | -191476 |
| 4modern | 818 | Puckett, Katie (1558) | Lost 0-2 | -161460 |
| top | average opponent: 1502record: 0-3-1 | new rating: 1460 | ||
| Grand Prix Toronto 2018 (modern) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 325 | Besser, Jeremy (1463) | Won 2-1 | +171538 |
| 2modern | 283 | Morissette, Alexandre (1518) | Lost 1-2 | -181520 |
| 3modern | 524 | Traynor, Andrew (1445) | Lost 1-2 | -201500 |
| 4modern | 638 | Diab, Kenan (1412) | Won 2-0 | +171517 |
| 5modern | 617 | Rodgers, Jason (1434) | Won 2-0 | +161533 |
| 6modern | 401 | Strantzl, Paul (1477) | Lost 0-2 | -191514 |
| 7modern | 387 | Chen, Gregory (1506) | Lost 1-2 | -181496 |
| 8modern | 416 | Smith, Jeff [USA] (1468) | Won 2-0 | +181514 |
| top | average opponent: 1465record: 4-4 | new rating: 1514 | ||
| Grand Prix Detroit 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 292 | Kellogg, Philip (1500) | Lost 1-2 | -181482 |
| 2modern | 843 | Guilfoyle, Jonathan (1482) | Won 2-0 | +181500 |
| 3modern | 716 | Nelson, Max (1500) | Lost 1-2 | -181482 |
| 4modern | 821 | Tremiti, Drew (1480) | Won 2-1 | +181500 |
| 5modern | 934 | Hain, Tim (1448) | Won 2-1 | +171517 |
| 6modern | 571 | Dronzkowski, Allen (1527) | Won 2-0 | +181535 |
| 7modern | 395 | Hammond, Bradley (1743) | Lost 0-2 | -141521 |
| 8modern | 429 | Marple, Christopher (1493) | Lost 0-2 | -191502 |
| 9modern | 593 | Thurman, Matt (1548) | Won 2-1 | +191521 |
| top | average opponent: 1525record: 5-4 | new rating: 1521 | ||