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Individual Calculations December 2017 |
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| Melaugh, Gavin Total change: 11.20 | |   |
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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 |
| 1859 | 1986 | 1.50 | 2 | 0.16 | 40 | 6.40 | |
|  Artola, Gerardo | | | 1930 | ARG | 0.50 | 1 | -0.08 | 40 | -3.20 | |  Gibson, John F. | | | 1787 | IRL | 1.00 | 1 | 0.24 | 40 | 9.60 | |
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 3-4 | Various | IRL | 2017-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2045 | 2003 | 1.00 | 2 | 0.12 | 40 | 4.80 | |
| | Freeman, Gordon | | | 2111 | IRL | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Smith, Derek | | | 1979 | IRL | 1.00 | 1 | 0.47 | 40 | 18.80 | |
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) | | |
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