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Individual Calculations July 2021 |
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| Grot, Blazej Total change: 57.60 | |   |
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| IV Liga Dolnoslaska 2020/2021 - okreg wroclawski r 3-6 | Dolny Slask | POL | 2021-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1711 | 1727 | 0.50 | 1 | -0.02 | 40 | -0.80 | |
|  Demski, Michal | | | 1711 | POL | 0.50 | 1 | -0.02 | 40 | -0.80 | |
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) | | | | III Dolnoslaska Liga Szachowa 2020/2021 1, 4-11 | Dolny Slask | POL | 2021-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1720 | 1727 | 3.50 | 4 | 1.46 | 40 | 58.40 | |
| | Owczarek, Monika | | | 1422 | POL | 1.00 | 1 | 0.14 | 40 | 5.60 | |  Grossmann, Ryszard | f | | 1952 | POL | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Plotka, Wojciech | | | 2015 | POL | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Perek, Oskar | | | 1491 | POL | 0.50 | 1 | -0.30 | 40 | -12.00 | |
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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