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Individual Calculations August 2016 |
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| Waterfield, John W Total change: -21.00 | |   |
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| 2016 South Wales International Open | Cardiff | WLS | 2016-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1880 | 1979 | 5.00 | 10 | -1.05 | 20 | -21.00 | |
|  Chung, Ethan Cheung Jing | | | 1579 * | WLS | 0.00 | 1 | -0.92 | 20 | -18.40 | |  Bonutto, Stephen | | | 1579 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gosling, Brian G E | | | 1842 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Byron, Alan M | | | 2136 | ENG | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Braun, Walter | f | | 2207 | AUT | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Wilson, Matthew R | | | 1772 | ENG | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Sigurdsson, Birkir Karl | | | 1883 | ISL | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Rovaretti, David | | | 1635 | WLS | 1.00 | 1 | 0.12 | 20 | 2.40 | | | James, Dai | | | 1926 | WLS | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Wallace, Paul | | | 2244 | IRL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | * 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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