Cubitt, Sean
Current rating: 1494
Record: 4-5
| Grand Prix Calgary 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1 | Ellis, Brendan (1500) | Won 2-0 | +181518 |
| 2modern | 127 | Smith, Ian [CAN] (1698) | Won 2-0 | +211539 |
| 3modern | 22 | Pardee, Samuel (1932) | Lost 0-2 | -111528 |
| 4modern | 216 | Hoffos, Mason (1615) | Lost 0-2 | -161512 |
| 5modern | 284 | May, Stacy (1503) | Lost 1-2 | -181494 |
| average opponent: 1649record: 2-3 | new rating: 1494 | |||
| Grand Prix Vancouver 2016 (OGW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 118 | McIlwrath, Conor (1500) | Won 2-0 | +181518 |
| 2sealed | 203 | Beck, David (1518) | Lost 1-2 | -181500 |
| 3sealed | 637 | Woo, Mark (1500) | Lost 0-0 | -181482 |
| 4sealed | 606 | Wang, HongTian (1484) | Won 2-1 | +181500 |
| average opponent: 1500record: 2-2 | new rating: 1500 | |||