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Individual Calculations July 2021 |
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| Poniewierski, Piotr Total change: -15.20 | |   |
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| 240th YMCA Spring 2021-A | Warszawa | POL | 2021-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1890 | 1798 | 3.00 | 10 | -0.76 | 20 | -15.20 | |
|  Podgorski, Maciej | | | 1909 | POL | 0.00 | 1 | -0.35 | 20 | -7.00 | |  Matyszkiewicz, Wiktor | | | 1802 | POL | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Pajak, Jakub | | | 1931 | POL | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Polak, Michal | | | 1905 | POL | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Janeczko, Jakub | | | 1864 | POL | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Potocki, Karol | | | 1854 | POL | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Jedrusik, Adam | | | 1956 | POL | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Ossolinski, Ziemowit | | | 1847 | POL | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Choroszej, Aleksander | | | 2033 | POL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Matyszkiewicz, Wiktor | | | 1802 | POL | 1.00 | 1 | 0.51 | 20 | 10.20 | |
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) | | |
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