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Individual Calculations November 2017 |
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| Wong, Cheuk Nam Total change: -23.20 | |   |
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| CCF WINTER CHESS 2017-18 LONG PLAY OCTOBER 2017 | London | ENG | 2017-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1546 | 1573 | 0.50 | 2 | -0.58 | 40 | -23.20 | |
|  Pratley, Ian | | | 1552 | ENG | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Miles, Barry S | | | 1539 | ENG | 0.00 | 1 | -0.55 | 40 | -22.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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