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Individual Calculations September 2013 |
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| O`Gorman, Brendan Total change: 11.10 | |   |
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| JESSIE GILBERT CELEBRATION INTERNATIONAL 2013 – SECTIONS FOR ALL B | COULSDON, LONDON | ENG | 2013-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1795 | 1787 | 1.50 | 2 | 0.52 | 15 | 7.80 | |
|  Zhou, Yang-Jian | | | 1694 | ENG | 1.00 | 1 | 0.37 | 15 | 5.55 | |  Porter, Sam J | | | 1896 | ENG | 0.50 | 1 | 0.15 | 15 | 2.25 | |
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) | | | | Hampstead Under 1900 FIDE Congress August 2013 | London | ENG | 2013-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1568 | 1787 | 1.00 | 1 | 0.22 | 15 | 3.30 | |
| | Winter, Malcolm | | | 1568 | ENG | 1.00 | 1 | 0.22 | 15 | 3.30 | |
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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