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Individual Calculations September 2011 |
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| Parreiras-Horta, Cesar Total change: 1.80 | |   |
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| 2011 US Senior Open | Houston, Texas | USA | 2011-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1855 | 2194 | 1.00 | 1 | 0.12 | 15 | 1.80 | |
|  O`Neill, Julie Ann | | | 1855 | USA | 1.00 | 1 | 0.12 | 15 | 1.80 | |
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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