McHardy, Duncan
Current rating: 1506
| Grand Prix Vancouver 2017 (modern) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 2208 | Walters, David (1536) | Lost 0-2 | -171472 |
| 4modern | 2339 | Halladay, Kevin (1471) | Won 2-1 | +181490 |
| 5modern | 2096 | Mironovich, Andrew (1632) | Won 2-0 | +201510 |
| 6modern | 2078 | Holmberg, David (1542) | Won 2-0 | +191529 |
| 7modern | 2103 | Loong, Matthew (1682) | Won 2-0 | +201549 |
| 8modern | 2012 | Oakes, Connor (1608) | Won 2-1 | +201569 |
| 9modern | 2018 | Maynard, Pascal (2159) | Lost 1-2 | -91560 |
| 10modern | 2064 | Smith, Robert RC (1819) | Lost 1-2 | -131547 |
| 11modern | 2147 | Griffen, Scott (1653) | Lost 1-2 | -161531 |
| 12modern | 2164 | Ulanov, Denis (1811) | Won 2-0 | +231554 |
| 13modern | 2096 | Weller-Gordon, Brian (1799) | Lost 1-2 | -141540 |
| 14modern | 2128 | Pickell, Mark (1579) | Lost 1-2 | -171523 |
| 15modern | 2120 | Donnelly, Pearce (1616) | Lost 1-2 | -171506 |
| top | average opponent: 1685record: 6-7 | new rating: 1506 | ||
| Grand Prix Portland 2016 (EMN standard) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 62 | Pickrell, Richard (1500) | Won 2-0 | +171538 |
| 2standard | 268 | Stevens, Blake (1491) | Won 2-1 | +171555 |
| 3standard | 292 | Marino, Lee (1603) | Lost 0-2 | -171538 |
| 4standard | 441 | Myatt, Jason (1812) | Lost 0-2 | -131525 |
| 5standard | 591 | Dirk, Matthew (1500) | Lost 1-2 | -181507 |
| 6standard | 635 | Martin-Smith, Edward (1511) | Lost 0-2 | -181489 |
| top | average opponent: 1569record: 2-4 | new rating: 1489 | ||
| Grand Prix Vancouver 2016 (OGW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 345 | Woolley, Tyler (1708) | Lost 0-2 | -141486 |
| 2sealed | 677 | Brennan, Corbin (1482) | Won 2-0 | +181504 |
| 3sealed | 369 | LaBelle, Brandon (1518) | Won 0-0 | +181522 |
| 4sealed | 252 | Huynh, Eric (1562) | Lost 1-2 | -171505 |
| 5sealed | 453 | Kiefer, Quinn (1395) | Won 2-1 | +161521 |
| 6sealed | 408 | Greene, Scott (1471) | Won 2-0 | +171538 |
| 7sealed | 217 | Li, Jeff (1549) | Lost 0-2 | -181520 |
| 8sealed | 338 | Wadsworth, Jared (1561) | Won 2-0 | +191539 |
| 9sealed | 324 | Hausmanis, Peter (1529) | Lost 0-2 | -181521 |
| top | average opponent: 1531record: 5-4 | new rating: 1521 | ||