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Individual Calculations April 2021 |
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| Rzeszowski, Dominik Total change: 38.60 | |   |
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| 236th YMCA Winter 2021-A | Warszawa | POL | 2021-01-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1896 | 1863 | 5.50 | 9 | 1.41 | 20 | 28.20 | |
|  Potocki, Karol | | | 1882 | POL | 1.00 | 1 | 0.53 | 20 | 10.60 | |  Bujalski, Mateusz | | | 1895 | POL | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Ossolinski, Ziemowit | | | 1887 | POL | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Jedrusik, Adam | | | 1874 | POL | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Moskwinski, Marek | | | 1905 | POL | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Choroszej, Aleksander | | | 2046 | POL | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Dalkowski, Rafal | | | 1847 | POL | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Polak, Michal | | | 1890 | POL | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Poniewierski, Piotr | | | 1839 | POL | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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) | | | | Druzynowe Mistrzostwa Mazowsza 2021 Round 4-7 | mazowieckie | POL | 2021-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1845 | 1863 | 2.50 | 4 | 0.52 | 20 | 10.40 | |
| | Podgorski, Maciej | | | 1908 | POL | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Derylo, Kamil | | | 1994 | POL | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Chrzaszcz, Malvina | | | 2014 | POL | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Motyl, Mateusz | | | 1463 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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