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Individual Calculations May 2012 |
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| Boabaid, , Jorge Alberto Duardes Total change: -5.55 | |   |
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| WORLD AMATEUR CHESS CHAMPIONSHIP 2012 | Porto Carras - Halkidiki | GRE | 2012-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1839 | 1898 | 2.50 | 5 | -0.37 | 15 | -5.55 | |
|  Papasimakopoulos, Vasilios | | | 1750 | GRE | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Ferreira Jr, Walter | | | 1998 | BRA | 0.50 | 1 | 0.14 | 15 | 2.10 | |  Silva, Jorge | | | 1968 | COL | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Stamidis, Daniil | | | 1667 | GRE | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Iosifidis, Evangelos | | | 1812 | GRE | 0.00 | 1 | -0.62 | 15 | -9.30 | |
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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