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Individual Calculations February 2015 |
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| Zhao, Art Total change: -78.80 | |   |
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| 2014 California Class Warfare Championship | Santa Clara, California | USA | 2014-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1879 | 2020 | 1.50 | 3 | -0.49 | 40 | -19.60 | |
|  Taghizadeh, Rayan | f | | 2161 | USA | 0.00 | 1 | -0.31 | 40 | -12.40 | |  Feghhi, Alexander | | | 1728 | ESP | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Bayaraa, Chinguun | c | | 1748 | USA | 0.50 | 1 | -0.33 | 40 | -13.20 | |
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) | | | | 6th Annual Golden State Open | Dublin, California | USA | 2015-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2014 | 2034 | 0.50 | 4 | -1.48 | 40 | -59.20 | |
| | Schoch, Ian David | | | 2142 | USA | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Taghizadeh, Rayan | f | | 2160 | USA | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Xiong, Chris | | | 1634 * | USA | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Hammer, Dale M | | | 2118 | USA | 0.50 | 1 | 0.12 | 40 | 4.80 | | | * 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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