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Individual Calculations January 2015 |
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| Kouta, Antonia Total change: -20.80 | |   |
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| 2014 Youth under 16 Team Championship of Attica - ESSNA | Attica | GRE | 2014-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1122 | 1329 | 1.00 | 1 | 0.23 | 40 | 9.20 | |
|  Pramateftaki, Anastasia | | | 1122 | GRE | 1.00 | 1 | 0.23 | 40 | 9.20 | |
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) | | | | 150th Open Ambelokipon | Athens - Ambelokipoi | GRE | 2014-11-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1624 | 1459 | 0.50 | 4 | -0.75 | 40 | -30.00 | |
|  Vazelakis, Dimitrios | | | 1859 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Lemonis, Kyriakos | | | 1700 | GRE | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Tsoukalas, Angelos | | | 1649 | ENG | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Karatzanos, Konstantinos | | | 1289 | GRE | 0.50 | 1 | -0.22 | 40 | -8.80 | | | * 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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