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Individual Calculations January 2009 |
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| Wierzbicka, Wiktoria Total change: -11.25 | |   |
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| European Youth Chess Championship 2008 - Girls U18 | Herceg Novi | MNE | 2008-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2137 | 2033 | 3.50 | 8 | 0.55 | 15 | 8.25 | |
|  Baptista, Ana Filipa | | wf | 2137 | POR | 1.00 | 1 | 0.64 | 15 | 9.60 | |  Ozturk, Kubra | | wf | 2188 | TUR | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Ni, Viktorija | | wf | 2129 | LAT | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Nemcova, Katerina | | wg | 2372 | CZE | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Gosciniak, Maria | | | 2096 | POL | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Zhorzholiani, Meri | | wf | 2136 | GEO | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Vasile, Teodora | | | 1932 | ROU | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Dudas, Eszter | | wf | 2108 | HUN | 0.50 | 1 | 0.10 | 15 | 1.50 | |
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) | | | | DMP Ma³opolska III liga 2008 | Krakow | POL | 2008-10-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 2056 | 2.50 | 6 | -1.30 | 15 | -19.50 | |
| | Sadzikowski, Marian | | | 1895 | POL | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Tyrka, Jacek | | | 2053 | POL | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Marczuk, Dominik | | | 1773 | POL | 0.00 | 1 | -0.84 | 15 | -12.60 | | | Jewulski, Krzysztof | | | 2027 | POL | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Kosturkiewicz, Jacek | | | 2013 | POL | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Barczyk, Joanna | | | 1943 | POL | 1.00 | 1 | 0.35 | 15 | 5.25 | |
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) | | |
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