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Individual Calculations October 2019 |
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| Bonin, Jay Total change: -29.80 | |   |
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| 141st Annual New York State Championship | Albany, New York | USA | 2019-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2042 | 2291 | 3.50 | 6 | -1.28 | 10 | -12.80 | |
|  Wilson, Matthew | | | 1988 | USA | 1.00 | 1 | 0.14 | 10 | 1.40 | |  Ni, Winston | | | 2056 | USA | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Pardiwalla, Vispy | | | 2044 | IND | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Muratov, Sergei | f | | 2187 | RUS | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Zhang, Samuel | | | 1891 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Liang, Jason | | | 2087 | USA | 0.00 | 1 | -0.76 | 10 | -7.60 | | | * 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) | | | | Marshall Premier September 2019 | New York, New York | USA | 2019-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2041 | 2291 | 1.50 | 4 | -1.70 | 10 | -17.00 | |
| | Zhang, Alan | | | 2091 | USA | 0.00 | 1 | -0.76 | 10 | -7.60 | | | Cheung, Ryan | | | 1898 | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Juac, Majur | | | 2080 | USA | 0.00 | 1 | -0.77 | 10 | -7.70 | | | Putnam, Liam | | | 2094 | USA | 0.50 | 1 | -0.25 | 10 | -2.50 | |
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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