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Individual Calculations February 2015 |
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| Tagklis, Ioannis Total change: -49.00 | |   |
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| 16th under 1800 - Panellinios GS 2014 | Athens | GRE | 2014-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1374 | 1513 | 2.00 | 4 | -0.64 | 20 | -12.80 | |
|  Diatsintos, Apostolos | | | 1789 | GRE | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Niarhos, Konstantinos | | | 1309 | GRE | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Nomikos, Kosmas | | | 1113 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Fotopoulos, Panagiotis | | | 1286 | GRE | 0.00 | 1 | -0.79 | 20 | -15.80 | | | * 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) | | | | New Year's open PS PERISTERIOU 2015 - B group | Peristeri | GRE | 2015-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1280 | 1501 | 2.00 | 5 | -1.81 | 20 | -36.20 | |
| | Sakkas, Konstantinos | | | 1189 | GRE | 1.00 | 1 | 0.14 | 20 | 2.80 | |  Anthopoulou, Ioanna | | | 1269 | GRE | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Syros, Loukas | | | 1522 | GRE | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Ilia, Anastasia | | | 1203 | GRE | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Gountouvas, Aristeidis | | | 1217 | GRE | 0.50 | 1 | -0.34 | 20 | -6.80 | |
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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