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Individual Calculations August 2017 |
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| Cox, John Total change: -23.00 | |   |
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| 14th South Wales International Open | Cardiff | WLS | 2017-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1635 | 1469 | 1.00 | 7 | -1.15 | 20 | -23.00 | |
|  Freeland, Alex | | | 1869 * | WLS | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Williams, Stephen | | | 1683 | WLS | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Bridges, Paul | | | 1796 | WLS | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Williams, David J | | | 1518 | WLS | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Sivarajasingam, Venetia | | wc | 1710 | WLS | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Chung, Ethan Cheung Jing | | | 1348 | WLS | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Ray, Hiya | | | 1523 | WLS | 0.00 | 1 | -0.42 | 20 | -8.40 | | | * 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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