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Individual Calculations September 2012 |
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| Wiener, Alexandra Total change: -0.90 | |   |
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| 113th Annual US Open | Vancouver, Washington | USA | 2012-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2147 | 1881 | 0.50 | 3 | -0.03 | 30 | -0.90 | |
|  Omori, Michael | | | 2188 | USA | 0.00 | 1 | -0.14 | 30 | -4.20 | | | Rea, Andrew B | | | 2141 | USA | 0.50 | 1 | 0.32 | 30 | 9.60 | |  Gutman, Richard G | | | 2113 | USA | 0.00 | 1 | -0.21 | 30 | -6.30 | |
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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