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Individual Calculations March 2018 |
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| Boswell, Jacob Connor Total change: 100.00 | |   |
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| 2018 Frodsham Congress Open | Frodsham | ENG | 2018-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1915 | 1803 | 3.00 | 4 | 1.58 | 40 | 63.20 | |
|  Evans, Paul A | | | 1930 | ENG | 1.00 | 1 | 0.67 | 40 | 26.80 | |  Furness, Robert M | | | 2036 | ENG | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Vassiliou, Chris | | | 1876 | CYP | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Altham, John T | | | 1817 | ENG | 1.00 | 1 | 0.52 | 40 | 20.80 | |
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) | | | | 2017/18 4NCL Division 3 North Rounds 5-6 | Bolton | ENG | 2018-02-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 1803 | 1.50 | 2 | 0.92 | 40 | 36.80 | |
| | Lewis, Christopher D | | | 1825 | ENG | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Murray, David | | | 2150 | IRL | 0.50 | 1 | 0.39 | 40 | 15.60 | |
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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