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Individual Calculations September 2009 |
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| Kostouros, Alexandros Total change: -17.70 | |   |
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| 7th Fysiolatris Open - Women Attica Championship 2009 | Nikaia | GRE | 2009-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 2216 | 1.50 | 4 | -1.18 | 15 | -17.70 | |
|  Barbagiannis, Leonidas | | | 1866 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | |  Tepelenis, Nikolaos | | | 2209 | GRE | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Gazis, Efstathios | f | | 2263 | GRE | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Barbagiannis, Panayotis | | | 1922 | GRE | 0.00 | 1 | -0.85 | 15 | -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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