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Individual Calculations January 2015 |
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| Cox, John Total change: -34.80 | |   |
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| 47th West Wales Congress | Swansea | WLS | 2014-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1535 | 1350 | 0.00 | 3 | -0.87 | 40 | -34.80 | |
|  Guy, David | | | 1750 * | WLS | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Evans, James | | | 1490 | WLS | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Sivarajasingam, Venetia | | | 1364 | WLS | 0.00 | 1 | -0.48 | 40 | -19.20 | | | * 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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