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Individual Calculations July 2009 |
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| Vlahakis, Georgios Total change: -28.75 | |   |
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| BOYS U 18 - RETHYMNO CHAMP. 2009 | RETHYMNO | GRE | 2008-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1902 | 1740 | 0.00 | 2 | -0.58 | 25 | -14.50 | |
|  Serntedakis, Athanasios | | | 1902 | GRE | 0.00 | 1 | -0.29 | 25 | -7.25 | |  Serntedakis, Athanasios | | | 1902 | GRE | 0.00 | 1 | -0.29 | 25 | -7.25 | |
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) | | | | Team Champ. of Crete - B' National Category 2009 | Crete | GRE | 2009-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 1740 | 0.00 | 2 | -0.57 | 25 | -14.25 | |
| | Lemontzoglou, Ioannis | | | 1867 | GRE | 0.00 | 1 | -0.33 | 25 | -8.25 | | | Fragiadakis, Dimitrios | | | 1941 | GRE | 0.00 | 1 | -0.24 | 25 | -6.00 | |
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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