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Individual Calculations February 2020 |
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| Deacon, David J Total change: 40.00 | |   |
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| London Christmas Chess Congress Major 2019 | London | ENG | 2019-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1808 | 1660 | 2.00 | 4 | 0.72 | 40 | 28.80 | |
|  Chin, Francis Choy Wan | | | 1939 | MAS | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Gibbs, Dominic V | | | 1900 | ENG | 0.50 | 1 | 0.30 | 40 | 12.00 | |  Pink, Joshua | | | 1884 | ENG | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Bienvenu, Emma | | | 1510 | FRA | 0.50 | 1 | -0.20 | 40 | -8.00 | |
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 3 - 4 | Maidenhead | ENG | 2020-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1955 | 1598 | 0.50 | 2 | 0.28 | 40 | 11.20 | |
| | Graham, William M | | | 1939 | ENG | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Webster, David | | | 1970 | AUS | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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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