Aker, Zachery
Current rating: 1468
Record: 5-8
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1431 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 784 | Calvin, Nathan (1675) | Lost 1-2 | -131418 |
| 2modern | 700 | Brady, Kyle (1562) | Won 2-0 | +201438 |
| 3modern | 980 | Eighmy, Bradley (1455) | Lost 0-2 | -171421 |
| 4modern | 1081 | Wilson, Billy (1454) | Won 2-0 | +181439 |
| 5modern | 763 | Brock, Michael (1454) | Won 2-0 | +191458 |
| 6modern | 595 | Arboleda, Jonar (1486) | Lost 1-2 | -181440 |
| 7modern | 796 | Bennett, Christopher (1419) | Won 2-1 | +181458 |
| 8modern | 655 | Coffer, Deborah (1528) | Won 2-1 | +191477 |
| 9modern | 2135 | Duke, Reid (2028) | Lost 0-2 | -91468 |
| average opponent: 1563record: 5-4 | new rating: 1468 | |||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 483 | Madarang, Carl (1520) | Lost 1-2 | -181482 |
| 2modern | 775 | Henriksen, Matt (1601) | Lost 1-2 | -151467 |
| 3modern | 1049 | Coffelt, Matthew (1517) | Lost 1-2 | -181449 |
| 4modern | 1047 | Frederick, Nathan (1445) | Lost 0-2 | -181431 |
| average opponent: 1521record: 0-4 | new rating: 1431 | |||