Tung, Joseph
Current rating: 1532
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1492 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 273 | Ben-David, Sheffi (1485) | Lost 1-2 | -181474 |
| 3standard | 273 | Horvath, Nathan (1422) | Won 2-1 | +171491 |
| 4standard | 273 | Jaramillo, Blaven (1475) | Lost 1-2 | -181473 |
| 5standard | 273 | Angeles, Eduardo (1501) | Won 2-0 | +181491 |
| 6standard | 273 | Baker, James (1461) | Won 2-0 | +181509 |
| 7standard | 273 | Ravanello, Trevor (1565) | Won 2-0 | +191528 |
| 8standard | 273 | Burkhart, Corey (1831) | Won 2-1 | +231551 |
| 9standard | 273 | Bradley, Matthew (1497) | Lost 0-2 | -191532 |
| top | average opponent: 1530record: 5-3 | new rating: 1532 | ||
| Grand Prix Ottawa 2014 (KTK limited) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 49 | Fine, David (1518) | Won 2-0 | +181507 |
| 3sealed | 49 | Leonard Huu Nguyen, Christopher (1520) | Won 2-0 | +181525 |
| 4sealed | 49 | Tuckey, James (1556) | Lost 1-2 | -171508 |
| 5sealed | 49 | Monahan, Justin (1495) | Won 2-0 | +181526 |
| 6sealed | 49 | Smith, Brenda (1511) | Won 2-0 | +171543 |
| 7sealed | 49 | Bokser, Rory (1591) | Lost 0-2 | -171526 |
| 8sealed | 49 | Ledvinka, David (1616) | Lost 1-2 | -161510 |
| 9sealed | 49 | Guy, Curtis A (1530) | Lost 0-2 | -181492 |
| top | average opponent: 1542record: 4-4 | new rating: 1492 | ||
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 248 | Morton, Daniel (1541) | Lost 1-2 | -171483 |
| 3sealed | 248 | Vallee, Jasmin (1500) | Won 2-0 | +181501 |
| 4sealed | 248 | Blair, Dennis Charles (1519) | Won 2-0 | +181519 |
| 5sealed | 248 | Berlingieri, Anthony (1854) | Lost 1-2 | -121507 |
| 6sealed | 248 | Loblaw, Ian (1471) | Lost 1-2 | -181489 |
| top | average opponent: 1577record: 2-3 | new rating: 1489 | ||