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Individual Calculations February 2020 |
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| Williamson, Graham A Total change: -1.20 | |   |
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| 24th 4NCL Congress Major | Harrogate | ENG | 2020-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1675 | 1809 | 2.00 | 3 | -0.03 | 40 | -1.20 | |
|  Macdonald, Ciaran | | | 1640 | ENG | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Whitehead, Mark A | | | 1755 | ENG | 0.50 | 1 | -0.08 | 40 | -3.20 | |  Walshaw, David | | | 1631 | ENG | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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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