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Individual Calculations June 2019 |
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| O`mahoney, Keegan Total change: 14.20 | |   |
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| Irish International Open 2019 | Dublin | IRL | 2019-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1856 | 1875 | 5.00 | 9 | 0.39 | 20 | 7.80 | |
|  Ruck, Robert | g | | 2275 * | HUN | 0.00 | 1 | -0.08 | 20 | -1.60 | |  O`hanlon, Joe | | | 1548 | IRL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Murray, David | | | 2152 | IRL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Jordan, Felix | | | 1538 | IRL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Longson, Sarah | | wf | 2123 | ENG | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Reprun, Nadejda | | | 1995 | ISR | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Flynn, Jacob | | | 2011 | IRL | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Harrington, Eoin | | | 1585 | IRL | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Honner, Mervyn | | | 1475 * | IRL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | LCU Heidenfeld Trophy 2018-19 Round 11 | Dublin | IRL | 2019-05-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1782 | 1913 | 1.00 | 1 | 0.32 | 20 | 6.40 | |
| | Rodger, Andrew | | | 1782 | IRL | 1.00 | 1 | 0.32 | 20 | 6.40 | |
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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