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Individual Calculations April 2009 |
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| Pierrakou, Ekaterini Total change: -28.00 | |   |
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| Bikou Cup 1st Division | Attica - Local Clubs | GRE | 2008-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1692 | 1693 | 1.00 | 2 | -0.01 | 25 | -0.25 | |
|  Kelaidis, Theoharis | | | 1906 | GRE | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Fragkos, Konstantinos | | | 1477 | GRE | 1.00 | 1 | 0.22 | 25 | 5.50 | |
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) | | | | 12 Indiv. Champ. Greece - Girls U18 | Peristeri - Athens | GRE | 2009-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1670 | 1693 | 1.00 | 4 | -1.11 | 25 | -27.75 | |
|  Koutsogiannopoulou, Theodora | | | 1834 | GRE | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Kontogianni, Maria-Hristina | | | 1651 | GRE | 0.00 | 1 | -0.56 | 25 | -14.00 | | | Barogianni, Sotiria | | | 1499 | GRE | 0.00 | 1 | -0.75 | 25 | -18.75 | | | Papadea, Konstantina | | | 1697 | GRE | 1.00 | 1 | 0.51 | 25 | 12.75 | |
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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