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Individual Calculations January 2016 |
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| Psirogiannis, Athanasios Total change: 14.80 | |   |
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| 2015 Spyros "Bikos Attica Cup" - A group | Attica | GRE | 2015-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1965 | 1703 | 0.50 | 2 | 0.13 | 40 | 5.20 | |
|  Koutourinis, Apostolos | | | 2021 | GRE | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Sfougatakis, Nikolaos | | | 1909 | GRE | 0.50 | 1 | 0.26 | 40 | 10.40 | |
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) | | | | 2015 Spyros "Bikos Attica Cup" - B1 group | Attica | GRE | 2015-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1498 | 1703 | 1.00 | 1 | 0.24 | 40 | 9.60 | |
|  Papageorgiou, Ioannis | | | 1498 | GRE | 1.00 | 1 | 0.24 | 40 | 9.60 | |
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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