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Individual Calculations December 2017 |
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| Artola, Gerardo Total change: 2.40 | |   |
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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 |
| 1954 | 1930 | 0.50 | 2 | -0.43 | 20 | -8.60 | |
|  Melaugh, Gavin | | | 1986 | IRL | 0.50 | 1 | 0.08 | 20 | 1.60 | |  O`dwyer, Fergal | | | 1922 | IRL | 0.00 | 1 | -0.51 | 20 | -10.20 | |
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) | | | | Limerick Open 2017 | Castletroy | IRL | 2017-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1755 | 1930 | 4.00 | 6 | -0.27 | 20 | -5.40 | |
| | Casey, Gerry | | | 1620 | IRL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Moran, Darragh | | | 1649 | IRL | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Akeya-Price, Robert | | | 1686 | ENG | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Mirza, Gabriel | | | 1721 | IRL | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Hartl, Aldo | | | 2132 | GER | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Scott, Luke | | | 1724 | IRL | 0.50 | 1 | -0.26 | 20 | -5.20 | |
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) | | | | Armstrong Cup 2017-18 Rounds 3-4 | Various | IRL | 2017-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1865 | 1930 | 2.00 | 2 | 0.82 | 20 | 16.40 | |
| | Willow, David | | | 1896 | IRL | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Bennett, Eric | | | 1833 | IRL | 1.00 | 1 | 0.37 | 20 | 7.40 | |
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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