Gray, John
Current rating: 1464
Record: 7-10
| Grand Prix London 2016 (KLD limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 509 | Greenwood, Doug (1468) | Lost 0-2 | -181464 |
| top | record: 0-1 | new rating: 1464 | ||
| Grand Prix Manchester 2016 (SOI standard) | starting rating: 1472 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 360 | Medhurst, Lee (1516) | Won 2-1 | +191491 |
| 3standard | 48 | Vojta, Jakub (1830) | Won 2-0 | +241515 |
| 4standard | 112 | Sekkoum, Sami (1652) | Lost 1-2 | -151500 |
| 5standard | 148 | Teer, Conor (1540) | Lost 0-2 | -181482 |
| top | average opponent: 1635record: 2-2 | new rating: 1482 | ||
| Grand Prix London 2015 (ORI standard) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 778 | Sherwin, Romain M (1500) | Won 2-1 | +191465 |
| 2standard | 620 | Taylor, Murray D (1517) | Won 2-1 | +191484 |
| 3standard | 755 | Norton, Matthew [ENG] (1504) | Lost 1-2 | -181466 |
| 4standard | 806 | Armitage, Sam (1471) | Won 2-0 | +181484 |
| 5standard | 760 | Schwarzhof, Philipp (1518) | Lost 0-2 | -171467 |
| 6standard | 745 | Chandler, Martyn (1571) | Won 2-0 | +201487 |
| 7standard | 491 | Coulson, Tim (1526) | Won 2-0 | +191506 |
| 8standard | 479 | Dwyer, Jamie O (1553) | Lost 1-2 | -181488 |
| 9standard | 384 | Wong, Yuelin (1601) | Lost 0-2 | -161472 |
| top | average opponent: 1529record: 5-4 | new rating: 1472 | ||
| Grand Prix Liverpool 2015 (FRF limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 108 | Wille, Benjamin (1500) | Lost 0-2 | -181482 |
| 2sealed | 696 | Horwood, Barry (1474) | Lost 0-2 | -181464 |
| 3sealed | 841 | Ramsey, Cat (1471) | Lost 1-2 | -181446 |
| top | average opponent: 1482record: 0-3 | new rating: 1446 | ||