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Individual Calculations April 2021 |
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| Duch, Mariusz Total change: -20.20 | |   |
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| Druzynowe Mistrzostwa Mazowsza 2021 Round 4-7 | mazowieckie | POL | 2021-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2204 | 2206 | 1.00 | 4 | -1.01 | 20 | -20.20 | |
|  Syrkiewicz, Michal | | | 2077 | POL | 1.00 | 1 | 0.33 | 20 | 6.60 | |  Bebel, Arkadiusz | f | | 2294 | POL | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Nowak, Lukasz | f | | 2265 | POL | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Chomczyk, Marek | | | 2180 | POL | 0.00 | 1 | -0.54 | 20 | -10.80 | |
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) | | |
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