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Individual Calculations August 2022 |
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| Kaczmarska, Joanna Total change: -25.80 | |   |
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| Najdorf Chess Festival 2022 gr. A | Warszawa | POL | 2022-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1890 | 1965 | 4.00 | 9 | -1.45 | 20 | -29.00 | |
|  Bojczewski, Mateusz | | | 1735 | POL | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Sarkar, Justin | m | | 2346 | USA | 0.50 | 1 | 0.41 | 20 | 8.20 | | | Kaczmarek, Arkadiusz | | | 2147 | POL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Kotowicz, Kamil | | | 1769 | POL | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Celinski, Kamil | | | 1875 | POL | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Jaskiewicz, Kacper | | | 1755 | POL | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Hertlein, Irena | | | 1850 | POL | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Lee, Hyo | | | 1818 | KOR | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Siekanska, Zuzanna | | | 1711 | POL | 0.00 | 1 | -0.81 | 20 | -16.20 | |
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) | | | | Warsaw Chess Open 2022 - B | Warszawa | POL | 2022-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1688 | 1965 | 7.50 | 9 | 0.16 | 20 | 3.20 | |
| | Mueck, Piotr | | | 1565 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dropia, Rafal | | | 1623 | POL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Pawicka, Magdalena | | | 1780 | POL | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Zalucka, Emilia | | | 1580 | POL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Kuczewski, Filip | | | 1694 | POL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Bem, Tymoteusz | | | 1677 | POL | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Trybowska, Barbara | | | 1828 | POL | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Arciszewska, Zuzanna | | | 1574 | POL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Kaminski, Jan | | | 1869 | POL | 1.00 | 1 | 0.37 | 20 | 7.40 | | | * 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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