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Individual Calculations July 2019 |
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| Willow, Jonah B Total change: 5.40 | |   |
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| 13th Steve Boniface Memorial Congress Open | Bristol | ENG | 2019-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2124 | 2338 | 4.00 | 5 | 0.27 | 20 | 5.40 | |
|  Miller, George I | | | 1938 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Waddington, Mike P | f | | 2009 | ENG | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Makkar, Rajat | c | | 2122 | FRA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Seymour, Timothy P | | | 2110 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Merry, Alan B | m | | 2441 | ENG | 0.00 | 1 | -0.36 | 20 | -7.20 | | | * 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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