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Individual Calculations September 2009 |
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| Barsky, Sam Total change: 3.75 | |   |
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| 110th Annual US Open | Indianapolis, Indiana | USA | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2183 | 2087 | 1.00 | 2 | 0.25 | 15 | 3.75 | |
|  Tate, Emory A | m | | 2303 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Wu, Darren P | | | 2062 | USA | 1.00 | 1 | 0.47 | 15 | 7.05 | |
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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