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Individual Calculations August 2017 |
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| Peng, Peter Total change: -28.80 | |   |
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| 2017 National Open (U2300) | Las Vegas, Nevada | USA | 2017-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1959 | 1923 | 2.00 | 5 | -0.19 | 40 | -7.60 | |
|  Selvam, Sanjay | | | 1523 * | USA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Muhseen, Abdullah Mohammed | c | | 2212 | IRQ | 0.50 | 1 | 0.34 | 40 | 13.60 | |  Doyle, Bryon J | | | 2107 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Tao, Jeffrey | | | 2019 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Vidyarthi, Vyom | | | 1934 | USA | 1.00 | 1 | 0.52 | 40 | 20.80 | | | * 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) | | | | 2017 Houston Summer Chess Festival | Houston, Texas | USA | 2017-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1847 | 1923 | 2.50 | 5 | -0.53 | 40 | -21.20 | |
| | Ivaschenko, Andrei | | | 1652 | USA | 0.50 | 1 | -0.33 | 40 | -13.20 | | | Prabu, Advaith | | | 1803 | USA | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Liu, Kevin | | | 1768 | USA | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Wang, Justin | | | 2230 | USA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Huang, Max | | | 1781 | USA | 0.50 | 1 | -0.19 | 40 | -7.60 | |
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) | | |
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