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Individual Calculations May 2013 |
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| Abdi, Farzad Total change: -1.20 | |   |
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| 43rd Annual World Amateur Team & US Team East | Parsippany, New Jersey | USA | 2013-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 1984 | 0.50 | 2 | -0.59 | 30 | -17.70 | |
|  Itkis, Hana | | wf | 2022 | USA | 0.50 | 1 | 0.05 | 30 | 1.50 | | | Wang, Yuan | | | 1879 | USA | 0.00 | 1 | -0.64 | 30 | -19.20 | |
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) | | | | 22nd Annual Eastern Class Championship - Expert Section | Sturbridge, Massachusetts | USA | 2013-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2022 | 1984 | 1.00 | 1 | 0.55 | 30 | 16.50 | |
| | Barsky, Sam Alex | | | 2022 | USA | 1.00 | 1 | 0.55 | 30 | 16.50 | |
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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