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Individual Calculations December 2019 |
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| Wilks, Simon Total change: 3.60 | |   |
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| Central London Chess Congress (Open Section) 2019 | London | ENG | 2019-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2031 | 2071 | 2.50 | 4 | 0.30 | 20 | 6.00 | |
|  Nie, Xin | | | 2227 | CHN | 0.00 | 1 | -0.29 | 20 | -5.80 | |  Duda, Lucas | | | 1852 | ENG | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Jezierski, Colum | | | 1900 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Villiers, Thomas | c | | 2145 | ENG | 0.50 | 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) | | | | 2019/20 4NCL Div 4 Rounds 1 - 2 | Maidenhead | ENG | 2019-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1795 | 2071 | 1.50 | 2 | -0.12 | 20 | -2.40 | |
| | Angelopoulos, Nicos | | | 1671 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Rudge, Jerry F | | | 1918 | ENG | 0.50 | 1 | -0.20 | 20 | -4.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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