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Individual Calculations August 2015 |
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| Openshaw, David K Total change: -0.60 | |   |
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| CCF CUP 2015 Elite | London | ENG | 2015-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1937 | 1878 | 0.50 | 1 | 0.08 | 20 | 1.60 | |
|  Gibbs, Dominic V | | | 1937 | ENG | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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) | | | | CCF DAYTIME CHESS CLUB - SUMMER 2015 - JULY | COULSDON, LONDON | ENG | 2015-07-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1670 | 1881 | 2.50 | 3 | 0.22 | 20 | 4.40 | |
|  Earwicker, Jim | | | 1579 | ENG | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Sonnis, Steve | | | 1662 | ENG | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Kane, Frank G | | | 1769 | ENG | 0.50 | 1 | -0.15 | 20 | -3.00 | |
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) | | | | CCF CUP 2015 Elite July | London | ENG | 2015-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 1881 | 0.50 | 2 | -0.33 | 20 | -6.60 | |
| | Foster, James C | | | 2060 | ENG | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Anilkumar, Anantha P | | | 1838 | ENG | 0.50 | 1 | -0.06 | 20 | -1.20 | |
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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