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Individual Calculations February 2020 |
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| Weersing, Sarah Total change: -4.80 | |   |
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| London Christmas Chess Congress Major 2019 | London | ENG | 2019-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1634 | 1652 | 2.50 | 5 | -0.12 | 40 | -4.80 | |
|  Chin, Francis Choy Wan | | | 1939 | MAS | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Karanam, Syam Prasad | | | 1360 | ENG | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Ashcroft, Graham J | | | 1783 | ENG | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Weersing, Nathan | | | 1470 | ENG | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Clarke, Niall | | | 1619 | ENG | 0.50 | 1 | -0.05 | 40 | -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 3 - 4 | Maidenhead | ENG | 2020-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1651 | 1652 | 0.50 | 1 | 0.00 | 40 | 0.00 | |
| | Woolgar, Steven G | | | 1651 | ENG | 0.50 | 1 | 0.00 | 40 | 0.00 | |
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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