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Individual Calculations December 2015 |
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| Turner, Joseph David Total change: -22.40 | |   |
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| 48th West Wales Championship | Swansea | WLS | 2015-11-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1723 | 1926 | 2.50 | 5 | -1.12 | 20 | -22.40 | |
|  Heap, Gerry | | | 2087 | WLS | 0.00 | 1 | -0.29 | 20 | -5.80 | |  Buttell, David | | | 1805 | WLS | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Sivarajasingam, Venetia | | | 1646 | WLS | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Williams, David J | | | 1550 | WLS | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Evans, James | | | 1526 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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