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Individual Calculations May 2015 |
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| Cox, John Total change: 40.00 | |   |
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| 2015 Tom Weston Memorial Open/Major | Cardiff | WLS | 2015-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1668 | 1385 | 1.50 | 3 | 1.00 | 40 | 40.00 | |
|  Thomas, Roy | | | 1762 | WLS | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Rovaretti, David | | | 1644 | WLS | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Jones, Jeremy | | | 1599 | WLS | 0.50 | 1 | 0.27 | 40 | 10.80 | |
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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