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Individual Calculations September 2011 |
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| Petridis, Evagelos Total change: -8.55 | |   |
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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 |
| 1984 | 1820 | 0.00 | 2 | -0.57 | 15 | -8.55 | |
|  Andronis, Vasilios | | | 2026 | GRE | 0.00 | 1 | -0.24 | 15 | -3.60 | |  Bellos, Ioannis | | | 1942 | GRE | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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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