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Individual Calculations April 2018 |
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| Mazurek, Jerzy Total change: -6.20 | |   |
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| Otwarta Liga Mazowiecka 2017-2018 | Warszawa | POL | 2017-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1493 | 1607 | 6.00 | 10 | -0.31 | 20 | -6.20 | |
|  Olszewski, Antoni | | | 1207 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Sokolowski, Marek | | | 1788 | POL | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Kaminski, Lukasz | | | 1433 | POL | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Bialecki, Jakub | | | 1207 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Grochowski, Mariusz | | | 1781 | POL | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Radwanski, Sebastian | | | 1308 | POL | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Goral, Jan | | | 1323 | POL | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Rozycki, Bartlomiej | | | 2007 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Syrkiewicz, Michal | | | 1440 | POL | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Syrkiewicz, Michal | | | 1440 | POL | 0.00 | 1 | -0.72 | 20 | -14.40 | | | * 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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