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Individual Calculations November 2019 |
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| Zhu, Jack Total change: -12.50 | |   |
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| 2019 US Class Championship - Master | Burlingame, California | USA | 2019-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2128 | 2356 | 3.50 | 5 | -0.21 | 10 | -2.10 | |
|  Krishnakumar, Sriram | c | | 1956 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | |  Yan, Ruiyang | | | 1993 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Lu, Joshua | | | 1956 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Cezila Jr, Rubens | | | 2164 | BRA | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Rambaldi, Francesco | g | | 2572 | ITA | 0.50 | 1 | 0.28 | 10 | 2.80 | | | * 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) | | | | Berkeley Weekender October 2019 | Berkeley, California | USA | 2019-10-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1983 | 2363 | 3.50 | 5 | -1.04 | 10 | -10.40 | |
| | Vidyarthi, Omya | | wc | 1963 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Bansal, Advay | | | 1963 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Thieme, Steffen | | | 2016 | GER | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Yan, Ruiyang | | | 1995 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Cheng, Daniel | | | 1980 | USA | 0.00 | 1 | -0.91 | 10 | -9.10 | | | * 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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