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Individual Calculations April 2009 |
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| Collins, Peter M Total change: -11.50 | |   |
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| English Senior Championship | Ashbourne | ENG | 2009-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2107 | 2093 | 0.50 | 2 | -0.46 | 25 | -11.50 | |
|  Dodgson, John A | | | 2130 | ENG | 0.50 | 1 | 0.05 | 25 | 1.25 | |  Ellison, D George | | | 2083 | ENG | 0.00 | 1 | -0.51 | 25 | -12.75 | |
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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