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Individual Calculations July 2011 |
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| O`Toole, Lorcan Total change: -19.50 | |   |
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| Munster Chess Union League – Division 1 | Ennis, Limerick and Charleville | IRL | 2010-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2052 | 2017 | 1.50 | 5 | -0.78 | 25 | -19.50 | |
|  Cassidy, John | | | 2065 | IRL | 0.50 | 1 | 0.07 | 25 | 1.75 | | | Magee, Ronan | | | 1859 | IRL | 0.00 | 1 | -0.71 | 25 | -17.75 | |  De Jonge, Henk | | | 2005 | IRL | 0.00 | 1 | -0.52 | 25 | -13.00 | | | Cassidy, John | | | 2065 | IRL | 1.00 | 1 | 0.57 | 25 | 14.25 | | | Griffiths, Ryan Rhys | | | 2267 | IRL | 0.00 | 1 | -0.19 | 25 | -4.75 | |
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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