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Individual Calculations July 2012 |
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| Duvall, Ian Total change: 11.55 | |   |
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| 4NCL | Various | ENG | 2011-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1980 | 2053 | 6.00 | 9 | 0.77 | 15 | 11.55 | |
|  Dickinson, Tim R | | | 2152 | ENG | 0.50 | 1 | 0.14 | 15 | 2.10 | |  Woodcock, Keith D | | | 1653 * | ENG | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Krzyzanowski, Patryk | | | 2017 | POL | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Taylor, Geoffrey P | | | 1934 | ENG | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Dias, Theodore R | | | 1789 | FRA | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Feavyour, John A | | | 2078 | ENG | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Coates, David H | | | 2069 | ENG | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Richardson, Alex | | | 2114 | ENG | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Maroroa, Sue | | wm | 2014 | NZL | 1.00 | 1 | 0.45 | 15 | 6.75 | | | * 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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