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Individual Calculations May 2012 |
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| Polsky, Ryan Total change: -54.00 | |   |
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| 17th Metropolitan Chess FIDE Qualifier | Los Angeles, California | USA | 2012-02-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 1899 | 0.50 | 2 | -0.33 | 30 | -9.90 | |
|  Nita, Marian N | | | 2071 | USA | 0.00 | 1 | -0.27 | 30 | -8.10 | | | Sobel, Simone | | | 1855 | USA | 0.50 | 1 | -0.06 | 30 | -1.80 | |
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) | | | | 18th Metropolitan Chess FIDE Qualifier | Los Angeles, California USA | USA | 2012-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1894 | 1888 | 0.00 | 3 | -1.47 | 30 | -44.10 | |
|  Quercia, Dylan | | | 1924 | USA | 0.00 | 1 | -0.45 | 30 | -13.50 | | | Sobel, Simone | | | 1844 | USA | 0.00 | 1 | -0.56 | 30 | -16.80 | | | Kim, Willis A | | | 1914 | USA | 0.00 | 1 | -0.46 | 30 | -13.80 | |
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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