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Individual Calculations January 2009 |
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| Karapiperis, Alexandros Total change: -25.75 | |   |
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| NEP Autumn Tournament 2008 | Patra | GRE | 2008-09-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1807 | 1830 | 0.50 | 3 | -1.03 | 25 | -25.75 | |
|  Spiliopoulos, Alexios | | | 1870 | GRE | 0.00 | 1 | -0.44 | 25 | -11.00 | | | Koutsidis, Mihail | | | 2070 | GRE | 0.00 | 1 | -0.20 | 25 | -5.00 | |  Gortsilas, Elias | | | 1480 | GRE | 0.50 | 1 | -0.39 | 25 | -9.75 | |
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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