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Individual Calculations April 2018 |
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| O`higgins, Niall Total change: 4.40 | |   |
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| Heidenfeld Trophy 2017-18 Rounds 7-8 | Various | IRL | 2018-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1891 | 1640 | 0.50 | 2 | 0.11 | 40 | 4.40 | |
|  Wallace, Martin | | | 1942 | IRL | 0.50 | 1 | 0.35 | 40 | 14.00 | |  Creighton, Terry | | | 1840 | IRL | 0.00 | 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) | | |
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