Individual Calculations January 2017 |
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Vigorito, David Total change: -3.90 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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Back Bay Open Championship | Boston, Massachusetts | USA | 2016-12-17 |
Rc | Ro | w | n | change | K | K*chg | Game |
2101 | 2375 | 2.00 | 3 | -0.39 | 10 | -3.90 | |
| Feng, Eric | | | 1975 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | King, Robert J | | | 2001 | USA | 0.50 | 1 | -0.40 | 10 | -4.00 | | Katz, Alexander R | m | | 2328 | USA | 0.50 | 1 | -0.07 | 10 | -0.70 | | * 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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