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Individual Calculations September 2009 |
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| Cherniack, Alex Total change: -14.55 | |   |
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| 39th Annual Continental Open | Sturbridge, Massachusetts | USA | 2009-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2249 | 2230 | 1.00 | 4 | -0.97 | 15 | -14.55 | |
|  Harris, David | | | 2077 | USA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Kudrin, Sergey | g | | 2578 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Perez Billinghurst, Ricardo | | | 2109 | USA | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Williams, Christopher | | | 2230 | USA | 0.00 | 1 | -0.50 | 15 | -7.50 | |
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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