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Individual Calculations October 2017 |
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| Weaver, Benjamin W Total change: 4.60 | |   |
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| 73rd Ohio Chess Congress | Aurora, Ohio | USA | 2017-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2121 | 2073 | 2.00 | 4 | 0.23 | 20 | 4.60 | |
|  Demetruk, David | | | 1839 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Brattain, Mika A | | | 2381 | USA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Baker, Vincent J | | | 2094 | USA | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Xu, Grant Y | | | 2169 | USA | 0.00 | 1 | -0.37 | 20 | -7.40 | |
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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