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Individual Calculations February 2018 |
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| Jarmany, John Total change: 4.40 | |   |
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| 17th 4NCL Congress Open | Harrogate | ENG | 2018-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2169 | 2110 | 2.00 | 4 | 0.22 | 20 | 4.40 | |
|  Towers, Brian | | | 1787 | ISR | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Wells, Peter K | g | | 2443 | ENG | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Wells, Jonathan C | | | 1965 | ENG | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Adair, James R | m | | 2480 | ENG | 0.00 | 1 | -0.10 | 20 | -2.00 | |
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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