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Individual Calculations March 2018 |
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| Lane, John Total change: -8.00 | |   |
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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 |
| 2021 | 1963 | 0.50 | 2 | -0.34 | 20 | -6.80 | |
|  Joyce, John | | | 2058 | IRL | 0.00 | 1 | -0.37 | 20 | -7.40 | |  Yin, Stanley | | | 1983 | GER | 0.50 | 1 | 0.03 | 20 | 0.60 | |
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 |
| 2145 | 1975 | 0.50 | 2 | -0.06 | 20 | -1.20 | |
| | McHugh, Kevin | | | 2094 | IRL | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Delaney, Killian | | | 2196 | IRL | 0.00 | 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) | | |
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