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Individual Calculations December 2017 |
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| Davis, Richard Total change: -3.60 | |   |
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| CCF WINTER CHESS 2017-18 LONG PLAY OCTOBER 2017 B | London | ENG | 2017-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1790 | 1552 | 0.00 | 1 | -0.20 | 20 | -4.00 | |
|  Metcalfe, Charlie P | | | 1790 | ENG | 0.00 | 1 | -0.20 | 20 | -4.00 | |
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) | | | | CCF WINTER CHESS 2017-18 LONG PLAY NOVEMBER 2017 | London | ENG | 2017-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1750 | 1546 | 1.00 | 4 | 0.02 | 20 | 0.40 | |
|  Rosenbach, Martin | | | 1693 | ENG | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Ragavan, Pramoth | | | 1664 | ENG | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Jackson, Paul G | | | 1773 | ENG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Ifalore, Michael | | | 1869 | ENG | 0.00 | 1 | -0.13 | 20 | -2.60 | |
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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