Davison, John
Current rating: 1484
Record: 5-7
| Grand Prix Pittsburgh 2016 (SOI standard) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 150 | Ng, Joseph (1583) | Won 2-0 | +201503 |
| 4standard | 161 | Robinson, Bradley (1887) | Won 2-1 | +251528 |
| 5standard | 38 | Hazen, Jim (1573) | Lost 1-2 | -171511 |
| 6standard | 144 | Walters, William (1676) | Won 2-0 | +211532 |
| 7standard | 72 | Zeiler, Daniel (1589) | Lost 1-2 | -171515 |
| 8standard | 197 | Merriam, Ross (1914) | Lost 1-2 | -111504 |
| 9standard | 205 | Seawell, Ryan (1443) | Lost 0-2 | -201484 |
| average opponent: 1666record: 3-4 | new rating: 1484 | |||
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 252 | Cooke, Jack (1500) | Lost 0-2 | -181482 |
| 2standard | 435 | Bower, Stephanie (1482) | Won 2-0 | +181500 |
| 3standard | 554 | Siu, Chavin (1500) | Lost 1-2 | -181482 |
| 4standard | 687 | Eilersen, Connors (1482) | Won 2-1 | +181500 |
| 5standard | 526 | Chirnside, Adam (1572) | Lost 1-2 | -171483 |
| average opponent: 1507record: 2-3 | new rating: 1483 | |||