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Individual Calculations May 2019 |
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| Webster, Richard J Total change: -14.20 | |   |
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| 2019 Bolton Easter Congress | Bolton | ENG | 2019-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1936 | 1964 | 1.50 | 4 | -0.71 | 20 | -14.20 | |
|  Hamilton, Selwyn L L | | | 1635 | ENG | 1.00 | 1 | 0.12 | 20 | 2.40 | | | McPhillips, Joseph | m | | 2364 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Sakic, Simeon | | | 1862 | SRB | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Hymer, Barry | | | 1882 | ENG | 0.50 | 1 | -0.11 | 20 | -2.20 | | | * 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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