Individual Calculations July 2022 |
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Paitrick, Derek Total change: -16.60 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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31st Annual Chicago Open - Under 2100 | Wheeling, Illinois | USA | 2022-05-27 |
Rc | Ro | w | n | change | K | K*chg | Game |
1779 | 2076 | 2.50 | 4 | -0.83 | 20 | -16.60 | |
| Brooks, Will Joseph | | | 1692 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | Phipps, Daniel Joseph | | | 1801 | USA | 0.50 | 1 | -0.33 | 20 | -6.60 | | Schwartz, Jared Ethan | | | 1676 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | Wei, James | | | 1947 | USA | 0.00 | 1 | -0.67 | 20 | -13.40 | | * 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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