Idler, Joshua
Current rating: 1448
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1478 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 599 | Marchesano, Ernie (1662) | Lost 1-2 | -151463 |
| 2sealed | 613 | Solis, Juan (1468) | Won 2-1 | +181481 |
| 3sealed | 717 | Kelly, Peter (1591) | Won 2-0 | +201501 |
| 4sealed | 434 | McCann, Sean (1520) | Lost 0-2 | -181483 |
| 5sealed | 557 | Wagner, Jeffrey (1545) | Lost 0-2 | -171466 |
| 6sealed | 515 | Suriel, Eliazar (1456) | Lost 1-2 | -181448 |
| top | average opponent: 1540record: 2-4 | new rating: 1448 | ||
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1492 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 153 | Branan, Herbert (1445) | Won 2-0 | +171509 |
| 2sealed | 550 | Springston, Elliott (1469) | Won 2-1 | +171526 |
| 3sealed | 35 | Leverone, Ryan (1780) | Lost 0-2 | -131513 |
| 4sealed | 235 | Hall, Lloyd (1550) | Lost 0-2 | -181495 |
| 5sealed | 381 | Baur, Laura (1500) | Lost 1-2 | -171478 |
| top | average opponent: 1549record: 2-3 | new rating: 1478 | ||
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 36 | Glynn, Joshua (1500) | Won 2-0 | +181518 |
| 2sealed | 79 | Hinkle, Charles (1731) | Lost 0-2 | -141504 |
| 3sealed | 222 | Breckon, Matt (1551) | Lost 0-2 | -171487 |
| 4sealed | 329 | Barna, Chris (1577) | Won 2-1 | +191506 |
| 5sealed | 322 | Sukenik, Jonathan (1700) | Lost 1-2 | -141492 |
| top | average opponent: 1612record: 2-3 | new rating: 1492 | ||