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Individual Calculations May 2018 |
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| Boswell, Jacob Connor Total change: 32.80 | |   |
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| Bolton Easter Congress 2018 Open Championship | Bolton | ENG | 2018-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1986 | 1903 | 2.00 | 3 | 0.82 | 40 | 32.80 | |
|  Mason, Donald J | | | 2120 | ENG | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Newton, Robert A | | | 1962 | ENG | 0.50 | 1 | 0.08 | 40 | 3.20 | |  Hilton, Tim | | | 1876 | ENG | 1.00 | 1 | 0.46 | 40 | 18.40 | |
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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