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Individual Calculations February 2020 |
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| Markiewicz, Michal Total change: -6.60 | |   |
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| International Chess Festival VARSOVIA 2019 - group B | Warszawa | POL | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1685 | 1878 | 2.00 | 5 | -1.72 | 20 | -34.40 | |
|  Tarka, Aleksandra | | | 1715 | POL | 0.50 | 1 | -0.22 | 20 | -4.40 | |  Nowacka, Dorota | | | 1564 | POL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Bujalski, Mateusz | | | 1769 | POL | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Zdybel, Przemyslaw | | | 1731 | POL | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Grzadka, Artur | | | 1644 | POL | 0.00 | 1 | -0.79 | 20 | -15.80 | |
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) | | | | Otwarta Liga Mazowiecka 2019/2020 Round 3-8 | Masovian district | POL | 2020-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1727 | 1842 | 5.00 | 6 | 1.39 | 20 | 27.80 | |
| | Wojtaszewski, Piotr | | | 2053 | POL | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Lewandrowski, Tomasz | | | 1902 | POL | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Golebiowski, Bartlomiej | | | 1442 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Kozak, Jan | | | 1442 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ostojski, Dawid | | | 1442 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Maciaga, Marcin | | | 2083 | POL | 0.50 | 1 | 0.30 | 20 | 6.00 | | | * 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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