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Individual Calculations September 2017 |
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| Orzechowski, Jacek Total change: 17.40 | |   |
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| 25th Poznan Chess Festival | Poznan | POL | 2017-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2061 | 2069 | 5.50 | 9 | 0.87 | 20 | 17.40 | |
|  Hoffmann, Piotr | | | 1669 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Wilk, Oktawia | | | 1848 | POL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Szelag, Marcin | m | | 2456 | POL | 0.50 | 1 | 0.41 | 20 | 8.20 | | | Sieciechowicz, Marcin | m | | 2408 | POL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Zielinski, Olgierd | | | 1869 | POL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Malaczek, Mateusz | | | 1950 | POL | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Schmidt, Wlodzimierz | g | | 2272 | POL | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Polok, Kacper | f | | 2249 | POL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Nun, Grzegorz | | | 1829 | POL | 0.50 | 1 | -0.30 | 20 | -6.00 | | | * 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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