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Individual Calculations July 2011 |
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| Twomey, Pat Total change: -6.45 | |   |
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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 |
| 1969 | 1881 | 1.50 | 5 | -0.43 | 15 | -6.45 | |
|  Smith, David J. | | | 1859 | IRL | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Bennett, Eric | | | 1986 | IRL | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Igaz, Peter | | | 2118 | HUN | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Smith, David J. | | | 1859 | IRL | 0.00 | 1 | -0.53 | 15 | -7.95 | |  Duffy, Seamus | | | 2022 | IRL | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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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