Singleton, Zachary
Current rating: 1471
Record: 6-8-1
| Grand Prix Atlanta 2018 (modern) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 411 | Davis, Brandon (1420) | Draw 1-1 | -11483 |
| 2modern | 346 | Monterrey, Paul (1637) | Lost 0-2 | -151468 |
| 3modern | 622 | McKay, Brent (1491) | Lost 0-2 | -181450 |
| 4modern | 701 | Oltmanns, Caleb (1448) | Won 2-0 | +181468 |
| 5modern | 603 | Ward, Dillon (1482) | Won 2-0 | +191487 |
| 6modern | 477 | Lang, Nicholas (1528) | Lost 0-2 | -181469 |
| 7modern | 454 | Ware, Donald (1465) | Won 2-1 | +181487 |
| 8modern | 342 | Rhoades, Jessee (1579) | Lost 0-2 | -161471 |
| average opponent: 1506record: 3-4-1 | new rating: 1471 | |||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1545 | Turner, Alexander (1500) | Lost 0-2 | -181482 |
| 2modern | 1544 | Mitchum, Russell L (1482) | Lost 1-2 | -181464 |
| 3modern | 1683 | Prestridge, Tyler E (1471) | Won 2-1 | +181482 |
| 4modern | 1532 | Baker, James M (1609) | Won 2-0 | +201502 |
| 5modern | 1345 | Lonski, Joseph (1501) | Lost 1-2 | -181484 |
| 6modern | 1347 | Burt, Michael (1481) | Lost 1-2 | -181466 |
| 7modern | 1197 | Duran, Raul (1463) | Won 2-0 | +181484 |
| average opponent: 1501record: 3-4 | new rating: 1484 | |||