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Individual Calculations October 2008 |
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| Airapetian, Chouchanik Total change: 6.90 | |   |
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| 109th Annual US Open | Dallas, Texas | USA | 2008-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2104 | 2110 | 2.50 | 4 | 0.46 | 15 | 6.90 | |
|  Berry, Frank K | | | 1988 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | |  Zhang, Vincent | | | 2064 | USA | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Landaw, Julian W | | | 2246 | USA | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Shen, Victor C | | | 2118 | USA | 0.50 | 1 | 0.01 | 15 | 0.15 | |
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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