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Individual Calculations December 2017 |
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| Lyons, Brendan Total change: 3.00 | |   |
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| Armstrong Cup 2017-18 Rounds 1-2 | Various | IRL | 2017-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1761 | 1950 | 1.50 | 2 | 0.01 | 20 | 0.20 | |
|  Hanley, Michael | | | 1723 | IRL | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Matthews, Gabriel | | | 1799 | IRL | 0.50 | 1 | -0.20 | 20 | -4.00 | |
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 3-4 | Various | IRL | 2017-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1819 | 1950 | 1.50 | 2 | 0.14 | 20 | 2.80 | |
| | Gaines, Brian | | | 1842 | IRL | 1.00 | 1 | 0.35 | 20 | 7.00 | | | McLoughlin, Mark | | | 1796 | IRL | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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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