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Individual Calculations May 2012 |
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| Kirby, Peter J. Total change: 0.15 | |   |
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| Welsh Championship 2012 | Cardiff | WLS | 2012-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 2007 | 3.00 | 6 | 0.01 | 15 | 0.15 | |
|  Thorpe, Thomas | | | 1857 | WLS | 1.00 | 1 | 0.30 | 15 | 4.50 | |  Jones, Richard S. | m | | 2395 | WLS | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Bullen, Alex | | | 1779 | WLS | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Davis, Ashley J | | | 1930 | WLS | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Gilbert, Jonathan A. | | | 2100 | WLS | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Rodriguez, Juan Talavera | | | 2059 | WLS | 0.50 | 1 | 0.07 | 15 | 1.05 | |
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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