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Individual Calculations September 2013 |
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| Porter, Sam Total change: 7.50 | |   |
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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 |
| 1818 | 1896 | 3.00 | 5 | -0.02 | 15 | -0.30 | |
|  Young, Daniel J | | | 1759 | ENG | 1.00 | 1 | 0.32 | 15 | 4.80 | |  O`Gorman, Brendan | | | 1787 | ENG | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Allison, Conrad | | | 1916 | ENG | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Clegg, Chris Ra | | | 1859 | ENG | 0.50 | 1 | -0.05 | 15 | -0.75 | | | Krishnan, Anand J | | | 1767 | ENG | 1.00 | 1 | 0.33 | 15 | 4.95 | |
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 |
| 1687 | 1896 | 3.50 | 4 | 0.52 | 15 | 7.80 | |
| | Haddock, Paul | | | 1666 | ENG | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Olutola, Taiwo | | | 1496 * | NGR | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Rogal, Chris | | | 1711 | POL | 1.00 | 1 | 0.26 | 15 | 3.90 | | | McCabe, Shane | | | 1874 | IRL | 1.00 | 1 | 0.47 | 15 | 7.05 | | | * 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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