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Individual Calculations July 2009 |
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| Peterson, Tony Total change: 0.00 | |   |
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| Southend Open | Southend | ENG | 2009-04-10 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2189 | 0 | 2.00 | 5 | 0.00 | 2117 | | 0.00 | |
|  Sugden, John N | | | 2227 | ENG | 0.50 | 1 | 0.00 | | 0.00 | | | Barton, R Alan | | | 2121 | ENG | 1.00 | 1 | 0.00 | | 0.00 | |  Ashton, Adam G | f | | 2307 | ENG | 0.00 | 1 | 0.00 | | 0.00 | | | Karayiannis, Costas | | | 2166 | ENG | 0.00 | 1 | 0.00 | | 0.00 | | | Gray, Mark S | | | 2125 | ENG | 0.50 | 1 | 0.00 | | 0.00 | |
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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