MacKenzie, Andrew
Current rating: 1506
Record: 7-7
| Grand Prix Vancouver 2018 (UMA limited) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 208 | Hagerman, Rodney (1500) | Won 2-0 | +181526 |
| 2sealed | 134 | Smibert, Devon (1489) | Lost 0-2 | -191507 |
| 3sealed | 217 | Girard, Andre (1555) | Won 2-1 | +191526 |
| 4sealed | 165 | Williams, Chance (1487) | Lost 0-2 | -191507 |
| 5sealed | 240 | Branco, Marcos Juliano (1466) | Won 2-0 | +171524 |
| 6sealed | 234 | Rolfe-Maloney, Justin (1535) | Won 2-1 | +191543 |
| 7sealed | 146 | Bottemiller, Amelia (1545) | Lost 0-2 | -181525 |
| 8sealed | 133 | Merrill, Travis (1514) | Lost 0-2 | -191506 |
| average opponent: 1511record: 4-4 | new rating: 1506 | |||
| Grand Prix Portland 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4modern | 461 | Bergstrom, Jonathan (1768) | Lost 1-2 | -131487 |
| 5modern | 139 | Connelly, Andrew (1485) | Lost 1-2 | -181469 |
| 6modern | 234 | Farnsworth-Garel, James (1469) | Lost 0-2 | -181451 |
| 7modern | 104 | Polak-Rottmann, Oliver (1574) | Won 2-0 | +201471 |
| 8modern | 185 | Steel, David (1523) | Won 2-0 | +191490 |
| 9modern | 158 | Ernstson, Evan (1480) | Won 2-0 | +181508 |
| average opponent: 1550record: 3-3 | new rating: 1508 | |||