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Individual Calculations October 2021 |
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| Polkowski, Piotr Total change: -44.00 | |   |
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| Druzynowe Mistrzostwa Polski 2021 - II liga | Sypniewo | POL | 2021-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 2153 | 1.50 | 5 | -2.20 | 20 | -44.00 | |
|  Smagalski, Jaroslaw | | | 1850 | POL | 0.00 | 1 | -0.86 | 20 | -17.20 | |  Sroka, Janusz | | | 1912 | POL | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Stachanczyk, Jacek | m | | 2152 | POL | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Strepikowski, Pawel | | | 1772 | POL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Kudelka, Janusz | | | 2061 | POL | 0.50 | 1 | -0.13 | 20 | -2.60 | |
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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