Prendergast, Xander
Current rating: 1433
Record: 3-7
| Grand Prix Tampa Bay 2019 (modern) | starting rating: 1452 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 91 | Datko, Joseph (1480) | Won 2-0 | +181470 |
| 2modern | 76 | Witham, Jordan (1520) | Won 2-1 | +191489 |
| 3modern | 48 | Cuevas, Alexis (1474) | Lost 1-2 | -181471 |
| 4modern | 136 | Maune, William (1427) | Lost 0-2 | -191452 |
| 5modern | 274 | Villalpando, Mark (1414) | Lost 1-2 | -191433 |
| average opponent: 1463record: 2-3 | new rating: 1433 | |||
| Grand Prix Miami 2013 (DGM standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 35 | Gotimer, Daniel (1659) | Lost 1-2 | -151485 |
| 2standard | 332 | Durbin, Dustin (1499) | Lost 1-2 | -181467 |
| 3standard | 516 | Oehler, Elizabeth (1463) | Won 2-0 | +181485 |
| 4standard | 530 | Tucker, Tyler (1636) | Lost 1-2 | -151470 |
| 5standard | 482 | Perez, Moises (1466) | Lost 1-2 | -181452 |
| average opponent: 1545record: 1-4 | new rating: 1452 | |||