Boardman, Byron W
Current rating: 1425
| Grand Prix Melbourne 2012 (DKA limited) | starting rating: 1411 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 6 | Cohen, Michael (1500) | Lost 0-2 | -161395 |
| 2sealed | 216 | Sarris, Ioannis (1429) | Won 2-1 | +191414 |
| 3sealed | 172 | Angelico, Gabrielle (1499) | Won 2-0 | +191433 |
| 4sealed | 165 | Maikhu, Suripat (1590) | Lost 0-2 | -151418 |
| 5sealed | 190 | Debartolo, Ricky (1484) | Lost 0-2 | -171401 |
| 6sealed | 182 | Young, Kenneth (1575) | Lost 1-2 | -151386 |
| 7sealed | 166 | Wong, Weng Whye (1432) | Won 2-0 | +191405 |
| 8sealed | 133 | Anketell, Alexand (1482) | Won 2-1 | +201425 |
| top | average opponent: 1499record: 4-4 | new rating: 1425 | ||
| Grand Prix Sydney 2010 (SOM limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 128 | Steele, Edward (1399) | Lost 1-2 | -201445 |
| 2sealed | 147 | Baldwin, Stephen (1482) | Lost 1-2 | -171428 |
| 3sealed | 157 | Dunstan, Matthew (1461) | Lost 1-2 | -171411 |
| 4sealed | 193 | Djimric, Michael (1411) | Won 2-0 | +181429 |
| 5sealed | 164 | Harrington, Dylan J (1465) | Lost 0-2 | -181411 |
| top | average opponent: 1444record: 1-4 | new rating: 1411 | ||
| Grand Prix Melbourne 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 58 | Wong, Minga (1501) | Lost 0-2 | -181482 |
| 2sealed | 161 | Gemme, Matthew T (1482) | Won 2-0 | +181500 |
| 3sealed | 88 | Haddy, Tom (1494) | Lost 0-2 | -181482 |
| 4sealed | 137 | Hay, Christopher (1517) | Lost 0-2 | -171465 |
| top | average opponent: 1499record: 1-3 | new rating: 1465 | ||