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Individual Calculations December 2017 |
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| Peng, Peter Total change: 44.80 | |   |
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| 2017 U.S. Class Championships - Expert | Houston, Texas | USA | 2017-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1835 | 1894 | 4.00 | 5 | 1.11 | 40 | 44.40 | |
|  Yu, Ray | | | 1677 | USA | 0.50 | 1 | -0.28 | 40 | -11.20 | |  Rajaram, Rudransh | | | 1775 | USA | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Bader, Jeremy | | | 1869 | USA | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Ahn, Ju Hyung | | | 2006 | USA | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Bunch, Cliff | | | 1847 | USA | 1.00 | 1 | 0.43 | 40 | 17.20 | |
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) | | | | 48th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 1894 | 2.00 | 5 | 0.01 | 40 | 0.40 | |
| | Smith, Bryan | g | | 2294 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Mucerino, Joseph | | | 2075 | USA | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Karell, Leif | | | 1953 | USA | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Jin, Derek | | | 1805 | USA | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Chen, Derek | | | 1813 | USA | 1.00 | 1 | 0.39 | 40 | 15.60 | | | * 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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