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Individual Calculations April 2017 |
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| Kosokin, Valeriy Total change: -55.00 | |   |
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| 2017 Iowa Closed Championship | Des Moines, Iowa | USA | 2017-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2062 | 2267 | 1.00 | 5 | -2.75 | 20 | -55.00 | |
|  Brashaw, Dan | | | 2114 | USA | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Keating, Robert F | | | 2057 | USA | 1.00 | 1 | 0.23 | 20 | 4.60 | |  Neal Ii, James A | | | 2104 | USA | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Wan, Joseph C | | | 2167 | USA | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Takahashi, Michael John | | | 1867 * | 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) | | |
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