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Individual Calculations September 2014 |
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| Zhao, Art Total change: 37.80 | |   |
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| 2014 Bay Area Chess George Koltanowski Summer Championship | Milpitas, California | USA | 2014-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1986 | 1973 | 1.00 | 3 | -0.44 | 15 | -6.60 | |
|  Jirasek, Ladia | | | 2079 | USA | 0.50 | 1 | 0.14 | 15 | 2.10 | |  Beilin, Allan | | | 2091 | USA | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Liu, Joanna | | | 1788 | USA | 0.50 | 1 | -0.24 | 15 | -3.60 | |
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) | | | | 40th Annual Peoples Tournament | Santa Clara, California | USA | 2014-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2072 | 1973 | 3.00 | 5 | 1.11 | 40 | 44.40 | |
| | Stearman, Josiah P | | | 1820 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Aigner, Michael | | | 2166 | USA | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Manvelyan, Hayk | | | 2251 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Eswaran, Ashritha | | | 2011 | USA | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Beilin, Allan | | | 2110 | USA | 0.50 | 1 | 0.18 | 40 | 7.20 | |
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) | | |
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