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Individual Calculations December 2017 |
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| Vassiliou, Chris Total change: -51.20 | |   |
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| Preston Chess Congress | Preston | ENG | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1825 | 1927 | 0.00 | 4 | -2.56 | 20 | -51.20 | |
|  Hymer, Barry | | | 1809 | ENG | 0.00 | 1 | -0.66 | 20 | -13.20 | |  Taylor, Mark | | | 1773 | ENG | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Carroll, Thomas | | | 1825 | ENG | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Patrick, David A | | | 1893 | ENG | 0.00 | 1 | -0.55 | 20 | -11.00 | |
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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