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Individual Calculations September 2009 |
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| Kosmidis, Giannis Total change: 174.50 | |   |
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| 27th Greek Indiv. Championship open U16 | Kallithea - Halkidiki | GRE | 2009-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1857 | 1550 | 3.50 | 8 | 2.34 | 25 | 58.50 | |
|  Dimopoulos, Dimitrios | | | 1900 | GRE | 1.00 | 1 | 0.89 | 25 | 22.25 | |  Lemontzoglou, Ioannis | | | 1867 | GRE | 0.50 | 1 | 0.37 | 25 | 9.25 | | | Fragkos, Vasilios | | | 1900 | GRE | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Tsounis, Serafim | | | 1823 | GRE | 0.50 | 1 | 0.33 | 25 | 8.25 | | | Dermentzis, Konstantinos | | | 1834 | GRE | 0.50 | 1 | 0.34 | 25 | 8.50 | | | Mihopoulos, Konstantinos | | | 1900 | GRE | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Abatzis, Antonios | | | 1734 | GRE | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Tsokopoulos, Dedalos | | | 1900 | GRE | 1.00 | 1 | 0.89 | 25 | 22.25 | |
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) | | | | 18th Open Inter. Tourn. "KAVALA 2009" GROUP B | Kavala | GRE | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1857 | 1550 | 6.00 | 9 | 4.64 | 25 | 116.00 | |
| | Zayed, Ali Al-Hamed | | | 1855 | UAE | 0.50 | 1 | 0.36 | 25 | 9.00 | | | Petsas, Spyridon | | | 1817 | GRE | 1.00 | 1 | 0.82 | 25 | 20.50 | | | Finokaliotis, Georgios | | | 1924 | GRE | 1.00 | 1 | 0.90 | 25 | 22.50 | | | Harokopakis, Georgios | | | 1901 | GRE | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Goutioudi, Kiriaki | | | 1950 * | GRE | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Sidiropoulos, Leonidas | | | 1686 | GRE | 1.00 | 1 | 0.68 | 25 | 17.00 | | | Papadopoulos, Georgios | | | 1857 | GRE | 0.50 | 1 | 0.36 | 25 | 9.00 | | | Sotiropoulos, Theodoros | | | 1777 | GRE | 1.00 | 1 | 0.79 | 25 | 19.75 | | | Chrobak, Frank | | | 1950 * | GER | 1.00 | 1 | 0.92 | 25 | 23.00 | | | * 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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