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Individual Calculations July 2017 |
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| Kollias, Ioannis K. Total change: -17.20 | |   |
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| Spring open ASO Aigiou Simantron 2017 | Aigio | GRE | 2017-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1422 | 1599 | 1.50 | 3 | -0.59 | 40 | -23.60 | |
|  Christodoulou, Georgia | | | 1199 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Stefanou, Konstantinos | | | 1438 | GRE | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Avdouli, Evangelia | | | 1630 | GRE | 0.50 | 1 | 0.04 | 40 | 1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Summer youth tournament NEP 2017 | Patra | GRE | 2017-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1619 | 1599 | 3.00 | 6 | 0.16 | 40 | 6.40 | |
|  Malataras, Gerasimos | | | 1832 | GRE | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Kokkalis, Vasilios | | | 1999 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Zaronikas, Dimitrios | | | 1769 | GRE | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Nikolakopoulou, Eleni | | | 1199 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Stefanou, Dimitrios | | | 1571 | GRE | 0.00 | 1 | -0.54 | 40 | -21.60 | | | Betsos, Nikolaos-Evangelos | | | 1343 | GRE | 1.00 | 1 | 0.19 | 40 | 7.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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