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Individual Calculations June 2013 |
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| O`Brien, Liam Total change: 2.40 | |   |
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| Munster Chess Union Division 1 2012-13 | Charleville, Cork, Ennis, Limerick, Mallow | IRL | 2012-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1956 | 1923 | 1.50 | 3 | 0.14 | 30 | 4.20 | |
|  Murphy, Oissine | | | 1855 | IRL | 1.00 | 1 | 0.41 | 30 | 12.30 | | | Carlile, Orison | | | 2016 | IRL | 0.50 | 1 | 0.13 | 30 | 3.90 | |  Cassidy, John | | | 1996 | IRL | 0.00 | 1 | -0.40 | 30 | -12.00 | |
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) | | | | Shannon Masters 2012-13 | Shannon | IRL | 2012-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1914 | 1923 | 3.50 | 7 | -0.06 | 30 | -1.80 | |
| | Larter, Nick | | | 1791 | IRL | 0.50 | 1 | -0.18 | 30 | -5.40 | | | Danaher, James | | | 1760 | IRL | 1.00 | 1 | 0.28 | 30 | 8.40 | | | Casey, Gerry | | | 1650 | IRL | 1.00 | 1 | 0.17 | 30 | 5.10 | | | Quinn, Rory | | | 2115 | IRL | 0.00 | 1 | -0.25 | 30 | -7.50 | | | Walsh, Paul | | | 2106 | IRL | 0.00 | 1 | -0.26 | 30 | -7.80 | | | Heinrich, Jan | | | 2062 | SVK | 0.00 | 1 | -0.31 | 30 | -9.30 | | | Noonan, Frank | | | 1917 | IRL | 1.00 | 1 | 0.49 | 30 | 14.70 | |
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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