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Individual Calculations June 2018 |
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| Liang, Dustin Total change: 77.60 | |   |
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| 27th Annual Eastern Class Championship | Sturbridge, Massachusetts | USA | 2018-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2073 | 1830 | 2.00 | 5 | 0.92 | 40 | 36.80 | |
|  Shumaiev, Oleksandr | | | 2146 | UKR | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Torres, Yelfry | | | 2122 | DOM | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Song, Alan | | | 1974 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Petesch, Gabriel | f | | 2230 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Chen, Maxwell | | | 1892 | USA | 1.00 | 1 | 0.59 | 40 | 23.60 | | | * 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) | | | | 87th Massachusetts Open | Marlboro, Massachusetts | USA | 2018-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 1830 | 2.50 | 5 | 1.02 | 40 | 40.80 | |
| | Jin, Derek | | | 1783 | USA | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Rueda, Libardo | | | 2080 | USA | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Abdi, Farzad | | | 2081 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Poliannikov, Danila | | | 2020 | USA | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Li, Jerry | c | | 1999 | USA | 0.50 | 1 | 0.22 | 40 | 8.80 | |
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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