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Individual Calculations July 2009 |
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| Guttridge, David Total change: -15.00 | |   |
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| Southend Open | Southend | ENG | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2078 | 1980 | 0.50 | 4 | -1.00 | 15 | -15.00 | |
|  Sugden, John N | | | 2227 | ENG | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Baptie, Justin P | | | 2101 | ENG | 0.00 | 1 | -0.34 | 15 | -5.10 | |  Barton, R Alan | | | 2121 | ENG | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Lefevre, Stephen D | | | 1864 | ENG | 0.50 | 1 | -0.16 | 15 | -2.40 | |
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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