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Individual Calculations May 2015 |
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| Koutsouraki, Ariadni Total change: -7.20 | |   |
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| Individual Championship of Heraklion 8-16 2015 Boys & Girls ESSK | Heraklio Crete | GRE | 2015-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1098 | 1013 | 1.00 | 2 | 0.23 | 40 | 9.20 | |
|  Dagkonaki, Aspasia | | | 1144 | GRE | 0.00 | 1 | -0.32 | 40 | -12.80 | |  Matthaiaki, Nefeli | | | 1052 | GRE | 1.00 | 1 | 0.55 | 40 | 22.00 | |
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) | | | | 14th Open Heraklio 2015 - A group | Heraklio Crete | GRE | 2015-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1332 | 1013 | 0.00 | 3 | -0.41 | 40 | -16.40 | |
| | Serpetsidakis, Nikolaos | | | 1413 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Grammatikaki, Aggeliki | | | 1321 | GRE | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Saridakis, Nikolaos | | | 1262 | GRE | 0.00 | 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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