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Individual Calculations April 2021 |
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| Chomczyk, Marek Total change: 22.40 | |   |
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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 |
| 2086 | 2180 | 3.50 | 4 | 1.12 | 20 | 22.40 | |
|  Szewczyk, Mariusz | | | 2124 | POL | 0.50 | 1 | -0.08 | 20 | -1.60 | |  Jarmula, Pawel | | | 2234 | POL | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Wesolek, Krzysztof | | | 1780 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Duch, Mariusz | | | 2206 | POL | 1.00 | 1 | 0.54 | 20 | 10.80 | | | * 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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