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Individual Calculations September 2019 |
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| Melaugh, Gavin Total change: 54.40 | |   |
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| The Irish Championship 2019 | Dublin | IRL | 2019-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2128 | 2025 | 4.50 | 9 | 1.18 | 40 | 47.20 | |
|  Li, Henry | f | | 2287 | IRL | 0.00 | 1 | -0.18 | 40 | -7.20 | |  Lyons, Brendan | | | 1967 | IRL | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Daly, Colm | f | | 2213 | IRL | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Butler, Kevin C. | | | 2048 | IRL | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Ryan, Joe | f | | 2268 | IRL | 0.00 | 1 | -0.20 | 40 | -8.00 | | | O`connell, Gerard | | | 2106 | IRL | 0.50 | 1 | 0.11 | 40 | 4.40 | | | O`connor, Jonathan | | | 2165 | IRL | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Mirza, Diana | | wf | 1973 | IRL | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Murray, David B. | | | 2126 | IRL | 0.50 | 1 | 0.14 | 40 | 5.60 | |
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) | | | | The Irish Championships 2019: Weekday Open | Dublin | IRL | 2019-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1783 | 2025 | 4.00 | 5 | 0.18 | 40 | 7.20 | |
| | Dimitrov, Nikolai | | | 1625 * | IRL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Collins, Adam | | | 1625 * | IRL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Murray, Benjamin | | | 1688 | IRL | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Melaugh, Shane | | | 2077 | IRL | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Cullen, Ben | | | 1901 | IRL | 0.50 | 1 | -0.17 | 40 | -6.80 | | | * 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) | | |
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