Unwin, David
Current rating: 1351
Record: 6-15-1
| Grand Prix Brisbane 2017 (modern) | starting rating: 1419 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 134 | Robertson, Jeffery (1500) | Lost 0-2 | -171402 |
| 2modern | 261 | Legge, Grace (1439) | Lost 1-2 | -171385 |
| 3modern | 394 | McCoy, Tim (1467) | Lost 1-2 | -171368 |
| 4modern | 427 | Suurland, Lex (1432) | Lost 0-2 | -171351 |
| top | average opponent: 1459record: 0-4 | new rating: 1351 | ||
| Grand Prix Brisbane 2004 (COK limited) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 3 | Whyte, Nathan (1500) | Won 2-0 | +191448 |
| 2sealed | 21 | Croeser, Daniel (1517) | Lost 1-2 | -171431 |
| 3sealed | 60 | Li, Kelvin (1500) | Won 2-0 | +191450 |
| 4sealed | 56 | Hill, Corey (1550) | Lost 0-2 | -161434 |
| 5sealed | 81 | Henry, Simon (1568) | Lost 0-2 | -151419 |
| top | average opponent: 1527record: 2-3 | new rating: 1419 | ||
| Grand Prix Sydney 2003 (MRD limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 43 | Shou, Tim (1500) | Lost 0-2 | -181464 |
| 2sealed | 79 | Wong, Gabriel (1482) | Won 2-1 | +191483 |
| 3sealed | 58 | Anthon, Matthew (1501) | Lost 0-2 | -181465 |
| 4sealed | 103 | Eldred, Rhett (1482) | Lost 0-2 | -181447 |
| 5sealed | 112 | davies, Tony (1414) | Draw 1-1 | 01447 |
| 6sealed | 108 | Brown, Jared J (1444) | Lost 0-2 | -181429 |
| top | average opponent: 1470record: 1-4-1 | new rating: 1429 | ||
| Grand Prix Brisbane 2001 (ODY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 4 | Huckauff-Schirmer, Angela (1500) | Won 2-0 | +181518 |
| 2sealed | 5 | Ho, Roy (1536) | Won 2-0 | +181536 |
| 3sealed | 23 | Fleming, Benjamin (1500) | Lost 0-2 | -181518 |
| 4sealed | 60 | Otton, Kieren (1536) | Lost 0-2 | -181500 |
| 5sealed | 65 | Allan-Wood, Tenielle (1483) | Won 2-0 | +181518 |
| 6sealed | 39 | Brown-Santirso, Julian (1541) | Lost 1-2 | -181500 |
| 7sealed | 56 | Cowley, Tarl (1496) | Lost 0-2 | -181482 |
| top | average opponent: 1513record: 3-4 | new rating: 1482 | ||