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Individual Calculations September 2019 |
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| Petrak, Robert Total change: 5.60 | |   |
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| Velka cena Tabora 2019 | Tabor | CZE | 2019-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 2017 | 5.50 | 9 | 0.28 | 20 | 5.60 | |
|  Svec, Vitezslav | | | 1617 * | CZE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Christen, Pierre | | | 1842 | LUX | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Borkovec, Milan | | | 2253 | CZE | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Mihal, Sergej | | | 1890 | CZE | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Kotal, Vaclav | | | 2205 | CZE | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Krbusik, Marian | | | 1881 | CZE | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Lizner, Milan | | | 1884 | CZE | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Zidu, Jan | | | 1852 | CZE | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Zilavy, Jan | | | 2118 | CZE | 0.50 | 1 | 0.14 | 20 | 2.80 | | | * 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) | | |
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