Cook, Chris [ENG]
Current rating: 1513
Record: 17-18
| Grand Prix London 2015 (ORI standard) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 248 | Pullinger, Thomas (1518) | Lost 0-2 | -191515 |
| 2standard | 358 | Jolly, William (1486) | Lost 0-2 | -181497 |
| 3standard | 544 | Cook, Emma R (1463) | Won 2-1 | +171514 |
| 4standard | 467 | Earl, Mike (1483) | Won 2-1 | +181532 |
| 5standard | 389 | Benson, Joel (1501) | Lost 0-2 | -191513 |
| top | average opponent: 1490record: 2-3 | new rating: 1513 | ||
| Grand Prix Utrecht 2014 (M15 standard) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 253 | Maciejewski, Mateusz (1464) | Won 2-0 | +171522 |
| 4standard | 33 | Kopec, Mateusz (1643) | Won 2-1 | +201542 |
| 5standard | 56 | Tseroulis, Kreon (1594) | Won 2-1 | +191561 |
| 6standard | 36 | Ramis Pascual, Toni (1951) | Lost 1-2 | -111550 |
| 7standard | 37 | Snepvangers, Bram (1651) | Lost 0-2 | -161534 |
| 8standard | 113 | Snellingen, Simen (1529) | Lost 1-2 | -191515 |
| 9standard | 194 | Bryk, Dawid (1529) | Won 2-1 | +191534 |
| top | average opponent: 1623record: 4-3 | new rating: 1534 | ||
| Grand Prix Manchester 2014 (Theros block) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 99 | Haggett, Daniel (1518) | Won 2-0 | +191506 |
| 3block | 99 | Valverde Calero, Fernando (1535) | Won 2-0 | +181524 |
| 4block | 99 | Wales, Daniel (1434) | Won 2-1 | +171541 |
| 5block | 99 | Saulacher, Sebastian (1595) | Won 2-0 | +191560 |
| 6block | 108 | Juza, Martin (1862) | Lost 0-2 | -131547 |
| 7block | 99 | Salinger, Damien (1454) | Won 2-0 | +161563 |
| 8block | 99 | Thorhallsson, Vilhjalmur (1687) | Won 2-1 | +211584 |
| 9block | 99 | Meaney, Alan (1512) | Lost 0-2 | -201564 |
| 10block | 26 | Alexander, Joe (1618) | Won 2-0 | +191583 |
| 11block | 22 | Dickmann, Patrick (2031) | Lost 0-2 | -101573 |
| 12block | 55 | Kocsis, Gabor (1760) | Lost 1-2 | -151558 |
| 13block | 60 | McGlough, James (1552) | Lost 1-2 | -181540 |
| 14block | 62 | Burchett, Autumn (1568) | Lost 1-2 | -171523 |
| 15block | 65 | Brook, Lee (1516) | Lost 1-2 | -181505 |
| top | average opponent: 1617record: 7-7 | new rating: 1505 | ||
| Grand Prix London 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 579 | Volpintesta, Juan Pablo (1521) | Won 2-1 | +181518 |
| 2sealed | 308 | Alexander, Jon (1547) | Lost 1-2 | -171501 |
| 3sealed | 626 | King, James G (1545) | Won 2-1 | +191520 |
| 4sealed | 490 | Yurochko, Nikita (1521) | Lost 0-2 | -181502 |
| 5sealed | 473 | Howell, Josh (1447) | Won 2-0 | +171519 |
| 6sealed | 304 | Schmalfeld, Thomas (1590) | Won 2-0 | +191538 |
| 7sealed | 367 | Borba, Rodrigo (1880) | Lost 0-2 | -121526 |
| 8sealed | 328 | Mesotten, Raf (1623) | Lost 0-2 | -161510 |
| 9sealed | 353 | Paleocrassas, Dimitrio (1259) | Lost 0-2 | -231487 |
| top | average opponent: 1548record: 4-5 | new rating: 1487 | ||