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Individual Calculations September 2009 |
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| O`Leary, Matt Total change: -58.00 | |   |
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| Irish Chess Championships | Dublin | IRL | 2009-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2023 | 2053 | 1.00 | 6 | -2.32 | 25 | -58.00 | |
|  Quinn, Mark | m | | 2404 | IRL | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Loughran, John | | | 1939 | IRL | 0.00 | 1 | -0.66 | 25 | -16.50 | | | Murray, David B. | | | 1981 | IRL | 0.00 | 1 | -0.60 | 25 | -15.00 | | | Healy, John | | | 1859 | IRL | 1.00 | 1 | 0.25 | 25 | 6.25 | | | Doyle, Hugh | | | 1910 | IRL | 0.00 | 1 | -0.69 | 25 | -17.25 | | | Cafolla, Peter | | | 2046 | IRL | 0.00 | 1 | -0.51 | 25 | -12.75 | |
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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