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Individual Calculations July 2021 |
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| Wielosz, Jaroslaw Total change: -33.60 | |   |
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| IV Liga Dolnoslaska 2020/2021 - okreg wroclawski r 3-6 | Dolny Slask | POL | 2021-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1835 | 1915 | 0.50 | 2 | -0.72 | 20 | -14.40 | |
|  Zerebiec, Maurycy | | | 1875 | POL | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Madajczak, Jakub | | | 1795 | POL | 0.00 | 1 | -0.66 | 20 | -13.20 | |
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) | | | | III Dolnoslaska Liga Szachowa 2020/2021 1, 4-11 | Dolny Slask | POL | 2021-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1515 | 1915 | 1.00 | 2 | -0.84 | 20 | -16.80 | |
| | Jeske, Jerzy | | | 1515 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Perek, Oskar | | | 1515 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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) | | | | IV Liga Dolnoslaska 2020/2021 - okreg wroclawski r 1, 7-10 | Dolny Slask | POL | 2021-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1733 | 1915 | 2.00 | 3 | -0.12 | 20 | -2.40 | |
| | Bocko, Stanislaw | | | 1768 | POL | 1.00 | 1 | 0.30 | 20 | 6.00 | |  Korpalski, Maciej | | | 1914 | POL | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Kebel, Bartosz | | | 1517 | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |
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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