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Individual Calculations October 2021 |
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| Kowalak, Piotr Total change: -38.20 | |   |
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| Druzynowe Mistrzostwa Polski 2021 - II liga | Sypniewo | POL | 2021-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 2096 | 3.50 | 9 | -1.91 | 20 | -38.20 | |
|  Stanisz, Patryk | | | 2138 | POL | 0.00 | 1 | -0.44 | 20 | -8.80 | |  Majocha, Piotr | | | 1980 | POL | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Jozwicki, Jakub | | | 2283 | POL | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Dixa, Oskar | | | 1987 | POL | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Simon, Marek | | | 1849 | POL | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Dziewonski, Dariusz | | | 2014 | POL | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Strzelecki, Jerzy | | | 1924 | POL | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Kossobudzki, Robert | | | 2052 | POL | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Wesolowski, Edgar | | | 1951 | POL | 1.00 | 1 | 0.31 | 20 | 6.20 | |
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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