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Individual Calculations January 2019 |
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| Waller, Dan Total change: 6.40 | |   |
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| Preston Chess Congress 2018 | Preston | ENG | 2018-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1915 | 2046 | 3.50 | 5 | 0.16 | 40 | 6.40 | |
|  Hymer, Barry | | | 1850 | ENG | 1.00 | 1 | 0.25 | 40 | 10.00 | |  Surtees, Mike J | | | 2096 | ENG | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Vassiliou, Chris | | | 1874 | CYP | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Niedbal, Piotr | | | 1940 | POL | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Zhu, Yaoyao | | | 1816 | ENG | 1.00 | 1 | 0.21 | 40 | 8.40 | |
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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