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Individual Calculations May 2012 |
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| Ermidis, Filippos Total change: 6.90 | |   |
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| Team "Friendship Cup" of Attica 2012 - Group B | Attica | GRE | 2012-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1569 | 1505 | 1.50 | 3 | 0.23 | 30 | 6.90 | |
|  Zannias, Georgios | | | 1576 | GRE | 1.00 | 1 | 0.60 | 30 | 18.00 | | | Grafakou, Sotiria-Aphrodite | | | 1380 | GRE | 0.50 | 1 | -0.17 | 30 | -5.10 | |  Charisiadis, Archimidis | | | 1750 | GRE | 0.00 | 1 | -0.20 | 30 | -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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