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Individual Calculations October 2008 |
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| Zhang, Vincent Total change: -32.75 | |   |
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| 109th Annual US Open | Dallas, Texas | USA | 2008-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2148 | 2064 | 0.50 | 3 | -0.66 | 25 | -16.50 | |
|  Braunlich, Thomas | | | 2169 | USA | 0.50 | 1 | 0.14 | 25 | 3.50 | |  Airapetian, Chouchanik | | wf | 2110 | USA | 0.00 | 1 | -0.44 | 25 | -11.00 | | | Drake, Jason M | | | 2165 | USA | 0.00 | 1 | -0.36 | 25 | -9.00 | |
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) | | | | 74th Annual Southwest Open | Fort Worth, Texas | USA | 2008-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2015 | 2064 | 1.00 | 3 | -0.65 | 25 | -16.25 | |
| | Carlin, Alfred | | | 2209 | USA | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Lin, Dachey | | | 1763 | USA | 1.00 | 1 | 0.15 | 25 | 3.75 | | | Carvajal, Cristian | | | 2072 | CHI | 0.00 | 1 | -0.49 | 25 | -12.25 | |
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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