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Individual Calculations October 2021 |
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| Charles, Steve Total change: -29.60 | |   |
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| 2021 Ohio Chess Congress | Akron, Ohio | USA | 2021-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 1744 | 0.00 | 3 | -0.74 | 40 | -29.60 | |
|  Joelson, Michael | | | 1950 | USA | 0.00 | 1 | -0.24 | 40 | -9.60 | |  Wang, Kevin | | | 2119 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Marshall, Calvin | | | 1812 | USA | 0.00 | 1 | -0.41 | 40 | -16.40 | |
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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