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Individual Calculations July 2021 |
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| Iracki, Piotr Total change: -18.40 | |   |
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| Z Serca do Szachow | Sokolka | POL | 2021-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1318 | 1145 | 1.00 | 5 | -0.46 | 40 | -18.40 | |
|  Ptaszynski, Szymon | | | 1486 | POL | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Bartnik, Michal | | | 1362 | POL | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Wawrukiewicz, Szymon | | | 1322 | POL | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Supel, Weronika | | | 1045 | POL | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Miakisz, Wojciech | | | 1377 | POL | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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) | | |
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