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Individual Calculations August 2019 |
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| Poniewierski, Piotr Total change: -20.80 | |   |
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| Najdorf Chess Festival gr. B | Warszawa | POL | 2019-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1770 | 1900 | 5.00 | 9 | -1.04 | 20 | -20.80 | |
|  Wyslobocki, Patryk | | | 1720 | POL | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Kindler, Karolina | | | 1709 | POL | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Koziorowicz, Michal | | | 1985 | POL | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Wnek, Filip | | | 1749 | POL | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Gajewski, Dariusz | | | 1747 | POL | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Gniado, Radoslaw | | | 1771 | POL | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Staniak, Mariusz | | | 1767 | POL | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Iwaszkiewicz, Krzysztof | | | 1724 | POL | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Kalejta, Arkadiusz | | | 1756 | POL | 1.00 | 1 | 0.31 | 20 | 6.20 | |
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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