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Individual Calculations January 2021 |
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| Polak, Michal Total change: 7.00 | |   |
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| Kolowka u Stefana Wronicza 2020 - IX edycja - grupa A | Warszawa | POL | 2020-09-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1929 | 1883 | 4.00 | 9 | 0.00 | 20 | 0.00 | |
|  Derylo, Kamil | | | 1998 | POL | 0.00 | 1 | -0.34 | 20 | -6.80 | |  Chomczyk, Marek | | | 2196 | POL | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Podgorski, Maciej | | | 1972 | POL | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Poniewierski, Piotr | | | 1852 | POL | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Radecki, Wojciech | | | 1810 | POL | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Staniak, Mariusz | | | 1778 | POL | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Tychulski, Krzysztof | | | 1761 | POL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Kaminski, Jan | | | 2018 | POL | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Celinski, Kamil | | | 1979 | POL | 0.00 | 1 | -0.37 | 20 | -7.40 | |
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) | | | | 232nd YMCA Autumn 2020-A | Warszawa | POL | 2020-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1945 | 1883 | 5.00 | 9 | 1.27 | 20 | 25.40 | |
| | Poniewierski, Piotr | | | 1852 | POL | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Podgorski, Maciej | | | 1972 | POL | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Potocki, Karol | | | 1857 | POL | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Derylo, Kamil | | | 1998 | POL | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Borowy, Cezary | | | 1939 | POL | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Liberadzki, Slawomir | | | 1947 | POL | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Moskwinski, Marek | | | 1933 | POL | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Choroszej, Aleksander | | | 2037 | POL | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Podgorski, Maciej | | | 1972 | POL | 0.00 | 1 | -0.38 | 20 | -7.60 | |
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) | | | | Jesienne FIDE granie w Hetmanie 2020_A | Warszawa | POL | 2020-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1701 | 1883 | 4.50 | 7 | -0.51 | 20 | -10.20 | |
| | Juszkowski, Kamil | | | 1674 | POL | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Borowicz, Przemyslaw | | | 1990 | POL | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Leszczynski, Bartosz | | | 1788 | POL | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Jarmolowski, Tadeusz | | | 1586 | POL | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Urbaniak, Karol | | | 1677 | POL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Kurowski, Andrzej | | | 1686 | POL | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Kepa, Wojciech | | | 1509 | POL | 1.00 | 1 | 0.10 | 20 | 2.00 | |
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) | | | | Otwarte Mistrzostwa Warszawy w szachach klasycznych - gr. A | Warszawa | POL | 2020-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1890 | 1883 | 2.50 | 6 | -0.41 | 20 | -8.20 | |
| | Chomczyk, Marek | | | 2215 | POL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Gorniewicz, Oskar | | | 1931 | POL | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Maciaga, Marcin | | | 2117 | POL | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Rejniak, Zuzanna | | | 1718 | POL | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Rzeszowski, Dominik | | | 1877 | POL | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Wiktorowski, Janusz | | | 1483 * | 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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