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Individual Calculations February 2019 |
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| Watson, Jacob Total change: 17.60 | |   |
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| London Christmas Chess Congress Open Under 18-21 | London | ENG | 2018-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 1866 | 2.50 | 6 | 0.44 | 40 | 17.60 | |
|  Bagri, Jaspaul | | | 2171 | SUI | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Patel, Rishi | | | 1701 | ENG | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Giles, Yasmin | | | 1942 | ENG | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Golding, Alex | | | 2264 | ENG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Brown, Tom | | | 1920 | ENG | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Burnett, Jim | | | 2014 | ENG | 0.00 | 1 | -0.30 | 40 | -12.00 | |
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) | | |
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