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Individual Calculations August 2017 |
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| De Coverly, Roger D Total change: -16.80 | |   |
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| 14th 4NCL Congress Major | Reading | ENG | 2017-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1680 | 1971 | 2.50 | 4 | -0.84 | 20 | -16.80 | |
|  Piecha, Lukasz Marek | | | 1752 | ENG | 0.00 | 1 | -0.78 | 20 | -15.60 | |  Dray-Pearce, Tristan | | | 1633 | ENG | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Golding, William | | | 1571 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Lucey, Michael | | | 1765 | ENG | 0.50 | 1 | -0.26 | 20 | -5.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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