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Individual Calculations July 2009 |
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| Peters, Jack Total change: -5.00 | |   |
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| 2009 Lina Grumette Memorial Day Classic | Los Angeles, California | USA | 2009-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2220 | 2390 | 3.00 | 5 | -0.50 | 10 | -5.00 | |
|  Pilnick, Carl | | | 2126 | USA | 1.00 | 1 | 0.18 | 10 | 1.80 | |  Hough, Randall D | | | 2040 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Khachiyan, Melikset | g | | 2546 | USA | 0.00 | 1 | -0.29 | 10 | -2.90 | | | Yurenok, Sergey | | | 2231 | USA | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Adelberg, David | | | 2158 | USA | 0.50 | 1 | -0.29 | 10 | -2.90 | |
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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