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Individual Calculations April 2008 |
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| Koutroukis, Andreas Total change: 13.65 | |   |
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| Tessaloniki-Halkidiki Clubs Youth Champ U18 2007 | Thessaloniki | GRE | 2007-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2083 | 1745 | 0.00 | 1 | -0.12 | 15 | -1.80 | |
|  Iskos, Alexandros | | | 2083 | GRE | 0.00 | 1 | -0.12 | 15 | -1.80 | |
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) | | | | BOYS UNDER 14 - THESSALONIKI CHAMPIONSHIP | THESSALONIKI | GRE | 2008-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1849 | 1750 | 2.50 | 4 | 1.03 | 15 | 15.45 | |
| | Konstantinidis, Konstantinos | | | 1925 | GRE | 0.00 | 1 | -0.27 | 15 | -4.05 | |  Metaxas, Efstathios | | | 1791 | GRE | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Dermentzis, Konstantinos | | | 1825 | GRE | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Gouliaros-Antoniadis, Alexandro | | | 1856 | GRE | 1.00 | 1 | 0.64 | 15 | 9.60 | |
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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