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Individual Calculations September 2011 |
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| Bian, Alex Total change: -6.30 | |   |
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| 2011 FIDE Continental America's Amateur Chess Championship | Rosemont, Illinois | USA | 2011-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1867 | 1922 | 1.50 | 3 | -0.21 | 30 | -6.30 | |
|  Schmakel, Sam A | | | 2064 | USA | 0.00 | 1 | -0.31 | 30 | -9.30 | |  Dobrovolny, Charles | | | 1743 | USA | 0.50 | 1 | -0.23 | 30 | -6.90 | | | Ligato, Guillermo | | | 1795 | ARG | 1.00 | 1 | 0.33 | 30 | 9.90 | |
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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