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Individual Calculations September 2011 |
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| Petsas, Spyridon Total change: -1.80 | |   |
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| Attica Team Friendship Cup 2011 - A' Group | Attiki | GRE | 2011-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1908 | 1765 | 0.50 | 2 | -0.12 | 15 | -1.80 | |
|  Karagiannis, Dimitrios | | | 1873 | GRE | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Savoglou, Nikolaos | | | 1942 | GRE | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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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