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Individual Calculations July 2021 |
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| Jedrusik, Adam Total change: 58.90 | |   |
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| 240th YMCA Spring 2021-A | Warszawa | POL | 2021-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1883 | 1956 | 7.00 | 9 | 1.60 | 38 | 60.80 | |
|  Polak, Michal | | | 1905 | POL | 1.00 | 1 | 0.43 | 38 | 16.34 | |  Potocki, Karol | | | 1854 | POL | 1.00 | 1 | 0.36 | 38 | 13.68 | | | Ossolinski, Ziemowit | | | 1847 | POL | 0.00 | 1 | -0.65 | 38 | -24.70 | | | Podgorski, Maciej | | | 1909 | POL | 1.00 | 1 | 0.43 | 38 | 16.34 | | | Pajak, Jakub | | | 1931 | POL | 0.50 | 1 | -0.03 | 38 | -1.14 | | | Janeczko, Jakub | | | 1864 | POL | 0.50 | 1 | -0.13 | 38 | -4.94 | | | Poniewierski, Piotr | | | 1798 | POL | 1.00 | 1 | 0.29 | 38 | 11.02 | | | Choroszej, Aleksander | | | 2033 | POL | 1.00 | 1 | 0.61 | 38 | 23.18 | | | Matyszkiewicz, Wiktor | | | 1802 | POL | 1.00 | 1 | 0.29 | 38 | 11.02 | |
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) | | | | Turniej o Puchar Burmistrza Ursusa A1 | Warszawa | POL | 2021-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 1956 | 3.00 | 5 | 0.75 | 38 | 28.50 | |
| | Celinski, Kamil | | | 1976 | POL | 1.00 | 1 | 0.53 | 38 | 20.14 | | | Dalkowski, Rafal | | | 2006 | POL | 0.50 | 1 | 0.07 | 38 | 2.66 | | | Jarzebowski, Kacper | | | 2121 | POL | 0.00 | 1 | -0.28 | 38 | -10.64 | | | Janeczko, Jakub | | | 1918 | POL | 1.00 | 1 | 0.45 | 38 | 17.10 | | | Sidorczuk, Pawel | | | 1941 | POL | 0.50 | 1 | -0.02 | 38 | -0.76 | |
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 Polski Juniorow 2021 - II Liga | Poronin | POL | 2021-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1885 | 1956 | 1.50 | 4 | -0.80 | 38 | -30.40 | |
| | Sloniewska, Alicja | | | 1614 | POL | 1.00 | 1 | 0.12 | 38 | 4.56 | | | Kaliszuk, Kamil | | | 1967 | POL | 0.00 | 1 | -0.48 | 38 | -18.24 | | | Gorkiewicz, Mateusz | | | 2050 | POL | 0.00 | 1 | -0.37 | 38 | -14.06 | | | Wysocki, Mateusz | | | 1907 | POL | 0.50 | 1 | -0.07 | 38 | -2.66 | |
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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