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Individual Calculations May 2012 |
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| Giordos, Vasilios Total change: -2.25 | |   |
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| Attica Team Championship of A' Local Category 2012 - Group A and B | Attica | GRE | 2012-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1944 | 1959 | 4.50 | 6 | 1.38 | 15 | 20.70 | |
|  Pertzinidis, Ilias | | | 2074 | GRE | 1.00 | 1 | 0.66 | 15 | 9.90 | |  Efstathopoulos, Sarantos | | | 1913 | GRE | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Geroukalis, Athanasios | | | 1954 | GRE | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Halmoukis, Haralambos | | | 1832 | GRE | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Abatzis, Antonios | | | 1841 | GRE | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Nikas, Nikolaos | | | 2048 | GRE | 0.00 | 1 | -0.38 | 15 | -5.70 | |
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) | | | | WORLD AMATEUR CHESS CHAMPIONSHIP 2012 | Porto Carras - Halkidiki | GRE | 2012-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1782 | 1959 | 3.50 | 7 | -1.53 | 15 | -22.95 | |
| | Velizhanin, Alexandr | | | 1677 | RUS | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Iosifidis, Georgios | | | 1809 | GRE | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Apostolakakis, Konstantinos | | | 1701 | GRE | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Giannoulakis, Labros | | | 1612 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Akinci, Muzaffer Ege | | | 1846 | TUR | 0.00 | 1 | -0.65 | 15 | -9.75 | | | Perez, Laura | | | 1929 | COL | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Kaushik, Bhave | | | 1897 | IND | 0.00 | 1 | -0.59 | 15 | -8.85 | |
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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