Individual Calculations July 2013 |
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Xu, Grant Y Total change: 2.10 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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82nd Massachusetts Open | Marlboro, Massachusetts | USA | 2013-05-25 |
Rc | Ro | w | n | change | K | K*chg | Game |
2294 | 2122 | 1.00 | 3 | 0.14 | 15 | 2.10 | |
| Riordan, Charles | f | | 2326 | USA | 0.50 | 1 | 0.26 | 15 | 3.90 | | Yedidia, Jonathan | m | | 2389 | USA | 0.00 | 1 | -0.18 | 15 | -2.70 | | Rueda, Libardo | | | 2167 | USA | 0.50 | 1 | 0.06 | 15 | 0.90 | | 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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