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Individual Calculations April 2021 |
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| Potocki, Karol Total change: -28.00 | |   |
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| 236th YMCA Winter 2021-A | Warszawa | POL | 2021-01-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 1882 | 2.50 | 8 | -1.58 | 20 | -31.60 | |
|  Rzeszowski, Dominik | | | 1863 | POL | 0.00 | 1 | -0.53 | 20 | -10.60 | |  Dalkowski, Rafal | | | 1847 | POL | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Polak, Michal | | | 1890 | POL | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Poniewierski, Piotr | | | 1839 | POL | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Bujalski, Mateusz | | | 1895 | POL | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Ossolinski, Ziemowit | | | 1887 | POL | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Jedrusik, Adam | | | 1874 | POL | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Moskwinski, Marek | | | 1905 | POL | 0.00 | 1 | -0.47 | 20 | -9.40 | |
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) | | | | Druzynowe Mistrzostwa Mazowsza 2021 Round 4-7 | mazowieckie | POL | 2021-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1621 | 1882 | 1.00 | 1 | 0.18 | 20 | 3.60 | |
| | Wesolek, Krzysztof | | | 1621 | POL | 1.00 | 1 | 0.18 | 20 | 3.60 | |
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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