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Individual Calculations September 2020 |
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| Mazurkiewicz, Wojciech Total change: -3.80 | |   |
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| 229th YMCA Summer 2020-B | Warszawa | POL | 2020-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1655 | 1486 | 2.00 | 8 | -0.30 | 20 | -6.00 | |
|  Kwiecinski, Rafal | | | 1555 | POL | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Jaroszuk, Marcin | | | 1581 | POL | 0.50 | 1 | 0.13 | 20 | 2.60 | |  Koziol, Pawel | | | 1779 | POL | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Mazurek, Jerzy | | | 1719 | POL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Safanowski, Tomasz | | | 1791 | POL | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Pasternak-Winiarski, Adam | | | 1652 | POL | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Sypula, Krzysztof | | | 1620 | POL | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Szymanski, Pawel | | | 1539 | POL | 0.50 | 1 | 0.07 | 20 | 1.40 | |
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) | | | | 56th Akiba Rubinstein Chess Festival - Open B | Polanica-Zdroj | POL | 2020-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1501 | 1486 | 4.50 | 9 | 0.11 | 20 | 2.20 | |
| | Sobolewski, Piotr | | | 1886 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Mazur, Jan | | | 1336 | POL | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Wasylkiewicz, Andrzej | | | 1785 | POL | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Budrewicz, Henryk | | | 1295 | POL | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Sobotka, Jan | | | 1636 | POL | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Bartczak, Hanna | | | 1412 | POL | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Bazylewicz, Zygmunt | | | 1086 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Marszalek, Jakub | | | 1362 | POL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Klucznik, Andre | | | 1707 | FRA | 0.50 | 1 | 0.28 | 20 | 5.60 | | | * 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) | | |
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