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Individual Calculations March 2012 |
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| Grattage, Matthew Total change: 36.30 | |   |
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| Coulsdon New Year Open 2012 | Coulsdon | ENG | 2012-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1918 | 1969 | 4.00 | 5 | 1.21 | 30 | 36.30 | |
|  Vir, Prashast | | | 1640 | ENG | 1.00 | 1 | 0.12 | 30 | 3.60 | |  Amato, Giampiero | | | 1938 | ITA | 1.00 | 1 | 0.46 | 30 | 13.80 | | | Haldane, Robin W | | | 2142 | ENG | 1.00 | 1 | 0.73 | 30 | 21.90 | | | Foo, William J | | | 1941 | ENG | 1.00 | 1 | 0.46 | 30 | 13.80 | | | Fields, Francis E | | | 1929 | ENG | 0.00 | 1 | -0.56 | 30 | -16.80 | |
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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