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Individual Calculations July 2021 |
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| Zerebiec, Maurycy Total change: 25.60 | |   |
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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 |
| 1824 | 1875 | 1.50 | 3 | -0.21 | 20 | -4.20 | |
|  Wielosz, Jaroslaw | | | 1915 | POL | 0.50 | 1 | 0.06 | 20 | 1.20 | |  Bocko, Stanislaw | | | 1768 | POL | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Madajczak, Piotr | | | 1789 | POL | 0.00 | 1 | -0.62 | 20 | -12.40 | |
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) | | | | III Dolnoslaska Liga Szachowa 2020/2021 1, 4-11 | Dolny Slask | POL | 2021-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1982 | 1875 | 1.00 | 1 | 0.65 | 20 | 13.00 | |
| | Kowalczuk, Mikolaj | | | 1982 | POL | 1.00 | 1 | 0.65 | 20 | 13.00 | |
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) | | | | 35. Memorial Mistrza Czeslawa Blaszczaka - OPEN | Wroclaw | POL | 2021-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1602 | 1875 | 5.00 | 6 | 0.23 | 20 | 4.60 | |
| | Kabarowski, Tomasz Maciej | | | 1475 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kulczycka, Zofia | | | 1475 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Jaworski, Tymon | | | 1557 | POL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Galuszka, Kamil | | | 2002 | POL | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Latacz, Grzegorz | | | 1475 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bednarczyk, Mateusz | | | 1629 | POL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | IV Liga Dolnoslaska 2020/2021 - okreg wroclawski r 1, 7-10 | Dolny Slask | POL | 2021-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1694 | 1875 | 2.00 | 2 | 0.61 | 20 | 12.20 | |
| | Babijczuk, Pawel | | | 1880 | POL | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Stankiewicz, Alicja | | | 1508 | POL | 1.00 | 1 | 0.10 | 20 | 2.00 | |
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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