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Individual Calculations March 2018 |
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| O`connell, Gerard Total change: 29.80 | |   |
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| Armstrong Cup 2017-18 Rounds 5-6 | Various | IRL | 2017-11-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2088 | 2134 | 2.00 | 2 | 0.88 | 20 | 17.60 | |
|  Yin, Stanley | | | 1983 | GER | 1.00 | 1 | 0.30 | 20 | 6.00 | |  Miller, Ioana | | wf | 2192 | IRL | 1.00 | 1 | 0.58 | 20 | 11.60 | |
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) | | | | Armstrong Cup 2017-18 Rounds 7-8 | Variuos | IRL | 2018-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2177 | 2129 | 1.50 | 2 | 0.61 | 20 | 12.20 | |
| | Duffy, Seamus | | | 2015 | IRL | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Fitzsimons, David | f | | 2339 | IRL | 0.50 | 1 | 0.27 | 20 | 5.40 | |
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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