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Individual Calculations November 2013 |
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| O`Brien, Ray Total change: -3.30 | |   |
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| Limerick Open 2013 | Limerick | IRL | 2013-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1971 | 1760 | 1.00 | 4 | -0.11 | 30 | -3.30 | |
|  Fitzsimons, David | f | | 2160 * | IRL | 0.00 | 1 | -0.08 | 30 | -2.40 | |  Casey, Gerry | | | 1646 | IRL | 1.00 | 1 | 0.34 | 30 | 10.20 | | | Dumitrache, Dragos | m | | 2160 * | ROU | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Doyle, Hugh | | | 1918 | IRL | 0.00 | 1 | -0.29 | 30 | -8.70 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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