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Individual Calculations November 2015 |
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| Ray, Hiya Total change: -34.40 | |   |
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| 2015 South Wales Autumn Congress | Pencoed | WLS | 2015-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1698 | 1531 | 0.00 | 3 | -0.86 | 40 | -34.40 | |
|  Buttell, David | | | 1805 | WLS | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Rovaretti, David | | | 1616 | WLS | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Trickey, Andrew | | | 1673 | WLS | 0.00 | 1 | -0.31 | 40 | -12.40 | |
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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