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Individual Calculations July 2022 |
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| Martinez, Isaac Total change: -49.40 | |   |
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| 42nd Annual Lina Grumette Memorial Day Classic | Loma Linda, California | USA | 2022-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1847 | 2085 | 2.00 | 4 | -1.04 | 20 | -20.80 | |
|  Xu, Gordon Zhenyu | | | 1685 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Gojich, Alex | | | 2009 | USA | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Iinuma, Paul Yuu | | | 2010 | USA | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Guo, Ethan | | | 1683 | USA | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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) | | | | 2022 National Open - Under 2300 | Las Vegas, Nevada | USA | 2022-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1822 | 2085 | 1.00 | 3 | -1.43 | 20 | -28.60 | |
| | Zagar, Dane Bruno | | | 1796 | USA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Xu, Kevin | | | 1747 | USA | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Lang, Jonathan J | | | 1924 | USA | 0.00 | 1 | -0.71 | 20 | -14.20 | |
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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