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Individual Calculations January 2011 |
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| Efthimiou, Georgios Total change: 59.10 | |   |
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| 2nd Automn Open tournament 2010 SO N. Filadelfias | N.Filadelfia - Athens | GRE | 2010-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1986 | 1795 | 3.50 | 5 | 2.21 | 15 | 33.15 | |
|  Stathakis, Ioannhs | | | 1998 | GRE | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Papadimitriou, Loukas | | | 2125 | GRE | 0.00 | 1 | -0.12 | 15 | -1.80 | |  Kapsoulis, Georgios | | | 1936 | GRE | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Zambrakos, Efthimios | | | 1917 | GRE | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Giannoutsos, Panagiotis | | | 1954 | GRE | 1.00 | 1 | 0.71 | 15 | 10.65 | |
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) | | | | Open tournament Kaissa 7 | Athens | GRE | 2010-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2022 | 1795 | 1.50 | 3 | 0.73 | 15 | 10.95 | |
| | Zervogiannis, Alexandros | | | 1743 | GRE | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Ilandzis, Spyridon | | | 2176 | GRE | 0.50 | 1 | 0.41 | 15 | 6.15 | | | Kostouros, Alexandros | | | 2146 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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) | | | | Open tournament Kaissa 8 | Athens | GRE | 2010-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1872 | 1788 | 3.50 | 6 | 1.00 | 15 | 15.00 | |
| | Kouros, Ahileas | | | 1388 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Ilandzis, Spyridon | | | 2188 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Stergiou, Georgios | | | 1727 | GRE | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Kostouros, Alexandros | | | 2163 | GRE | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Diatsintos, Ilias | | | 1611 | GRE | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Sideris, Nikiforos | | | 2157 | GRE | 0.50 | 1 | 0.40 | 15 | 6.00 | | | * 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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