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Individual Calculations August 2015 |
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| Grzelak, Artur Total change: 12.00 | |   |
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| MIGUEL NAJDORF INTERNATIONAL CHESS FESTIVAL- Open B | Warszawa | POL | 2015-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1965 | 2135 | 7.00 | 9 | 0.60 | 20 | 12.00 | |
|  Przezdziecki, Marek | | | 1775 | POL | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Spicak, Krzysztof | | | 1967 | POL | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Rozowski, Marcin | | | 1915 | POL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Pietrzak, Wojciech | | | 1907 | POL | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Nowicki, Bartosz | | | 2018 | POL | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Wadelek, Karol | | | 1892 | POL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Zochowski, Kacper | | | 2139 | POL | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Szymczak, Rafal | | | 2059 | POL | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Levitan, Tal | | | 2014 | ISR | 1.00 | 1 | 0.34 | 20 | 6.80 | |
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) | | |
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