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Individual Calculations April 2021 |
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| Janeczko, Jakub Total change: -14.80 | |   |
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| Otwarta Liga Mazowiecka 2021 Round 7-10 | mazowieckie | POL | 2021-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1675 | 1879 | 2.50 | 4 | -0.37 | 40 | -14.80 | |
|  Wasilewski, Tomasz | | | 1479 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Orszulak, Franciszek | | | 1479 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Podgorski, Maciej | | | 1904 | POL | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Zbrzeski, Piotr | | | 1836 | POL | 0.50 | 1 | -0.06 | 40 | -2.40 | | | * 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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