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Individual Calculations July 2012 |
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| Hayes, John Total change: 6.90 | |   |
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| 54th Gem City Open | Dayton, Ohio | USA | 2012-06-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2052 | 1962 | 1.00 | 2 | 0.23 | 30 | 6.90 | |
|  Friedman, David | | | 1944 | USA | 1.00 | 1 | 0.47 | 30 | 14.10 | |  Chastukhin, Oleksandr | | | 2160 | USA | 0.00 | 1 | -0.24 | 30 | -7.20 | |
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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