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Individual Calculations February 2020 |
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| Willoughby, Christopher Total change: -22.40 | |   |
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| London Junior Chess Championships U16 2019 | London | ENG | 2019-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1592 | 1423 | 1.00 | 5 | -0.56 | 40 | -22.40 | |
|  Volovich, Julia | | | 1753 | ENG | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Weersing, Abigail Riis | | | 1794 | ENG | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Ball, Katie C | | | 1459 | ENG | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Di Conno, Filippo | | | 1252 | ENG | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Clarke, Connor | | | 1704 | ENG | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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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