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Individual Calculations May 2014 |
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| Piotrowski, Przemyslaw Total change: 39.60 | |   |
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| III Dolnoslaska Liga Szachowa | Dolny Slask | POL | 2013-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1833 | 2045 | 6.00 | 6 | 1.54 | 15 | 23.10 | |
|  Sekowska, Helena | | | 1645 * | POL | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Kosinski, Bartosz | | | 1645 * | POL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Wielosz, Jaroslaw | | | 1946 | POL | 1.00 | 1 | 0.36 | 15 | 5.40 | | | White, John | | | 1947 | USA | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Krasicki, Dariusz | | | 1797 | POL | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Lakomiec, Kazimierz | | | 2015 | POL | 1.00 | 1 | 0.46 | 15 | 6.90 | | | * 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) | | | | Polish Youth Chess Championship 2014 - B16 | Jastrzebia Gora | POL | 2014-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1979 | 2062 | 6.50 | 9 | 1.10 | 15 | 16.50 | |
| | Powalka, Michal | | | 1825 | POL | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Zarnowski, Krzysztof | | | 1904 | POL | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Buraczewski, Rafal | | | 1870 | POL | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Rosicki, Marcin | | | 1726 | POL | 0.50 | 1 | -0.38 | 15 | -5.70 | | | Pilzak, Marcin | | | 1878 | POL | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Snihur, Piotr | | | 2124 | POL | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Gajek, Radoslaw | f | | 2270 | POL | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Jarmula, Lukasz | | | 2225 | POL | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Kanicki, Krzysztof | | | 1989 | POL | 1.00 | 1 | 0.40 | 15 | 6.00 | |
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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