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Individual Calculations May 2018 |
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| Martinez Otero, Daniel Total change: -32.40 | |   |
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| Armstrong Cup 2017-18 Rounds 9-10 | Various | IRL | 2018-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1801 | 1941 | 0.00 | 1 | -0.69 | 20 | -13.80 | |
|  Matthews, Gabriel | | | 1801 | IRL | 0.00 | 1 | -0.69 | 20 | -13.80 | |
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) | | | | National Club Championships 2018 | Athlone | IRL | 2018-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1751 | 1945 | 2.00 | 4 | -0.93 | 20 | -18.60 | |
|  Benson, Nicola | | | 1545 * | IRL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Armstrong, Fred | | | 1827 | IRL | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Carroll, Peter | | | 1811 | IRL | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Antohi, Marius | | | 1822 | IRL | 0.00 | 1 | -0.67 | 20 | -13.40 | | | * 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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