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Individual Calculations March 2018 |
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| Macelligott, Gerard Total change: 17.20 | |   |
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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 |
| 1798 | 2021 | 2.00 | 2 | 0.44 | 20 | 8.80 | |
|  Matthews, Gabriel | | | 1799 | IRL | 1.00 | 1 | 0.22 | 20 | 4.40 | |  McLoughlin, Mark | | | 1796 | IRL | 1.00 | 1 | 0.22 | 20 | 4.40 | |
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) | | | | Armstrong Cup 2017-18 Rounds 7-8 | Variuos | IRL | 2018-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1953 | 2010 | 1.00 | 1 | 0.42 | 20 | 8.40 | |
| | Lyons, Brendan | | | 1953 | IRL | 1.00 | 1 | 0.42 | 20 | 8.40 | |
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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