Macdonald, Ian [AUS]
Current rating: 1519
| Grand Prix Melbourne 2018 (GRN limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 178 | Wu, Hao (1712) | Won 2-0 | +221541 |
| 2sealed | 1 | Manera, Nino (1488) | Lost 0-2 | -191522 |
| 3sealed | 326 | Vowles, Lachlan (1501) | Won 2-1 | +171539 |
| 4sealed | 172 | Velvin, Richard (1506) | Lost 1-2 | -181521 |
| 5sealed | 259 | Hopson, Jason (1467) | Won 2-0 | +171538 |
| 6sealed | 162 | Howe, Sebastian (1517) | Lost 0-2 | -191519 |
| top | average opponent: 1532record: 3-3 | new rating: 1519 | ||
| Grand Prix Brisbane 2017 (modern) | starting rating: 1557 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 140 | Karup, Kaine (1500) | Lost 0-2 | -191538 |
| 2modern | 265 | Flynn, Jacob (1482) | Won 2-0 | +171555 |
| 3modern | 331 | Yamagata, Yutaro (1623) | Lost 0-2 | -171538 |
| 4modern | 344 | Radcliffe, Ben (1489) | Lost 0-2 | -191519 |
| top | average opponent: 1524record: 1-3 | new rating: 1519 | ||
| Grand Prix Melbourne 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 107 | Alotaibi, Omar (1500) | Won 2-1 | +181518 |
| 2standard | 40 | Rowe, Daniel (1519) | Lost 0-2 | -181500 |
| 3standard | 296 | Fallon, Paul (1500) | Won 2-0 | +181518 |
| 4standard | 198 | Lim, Philip (1518) | Won 2-0 | +181536 |
| 5standard | 93 | Markovic, Sasha (1591) | Lost 0-2 | -171519 |
| 6standard | 171 | Capilitan, Adrian (1636) | Won 2-1 | +201539 |
| 7standard | 135 | Arthur, James (1523) | Won 2-1 | +181557 |
| 8standard | 43 | Anderson, Sean (1560) | Won 2-0 | +181575 |
| 9standard | 67 | Addie, Chris (1567) | Lost 1-2 | -181557 |
| top | average opponent: 1546record: 6-3 | new rating: 1557 | ||