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Individual Calculations August 2015 |
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| Williams, Winston Total change: -16.20 | |   |
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| 12th South Wales International Open | Cardiff | WLS | 2015-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2054 | 2166 | 5.50 | 10 | -0.81 | 20 | -16.20 | |
|  Guha, Chirag | | | 1766 * | WLS | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Taylor, Robert Graham | | | 1961 | WLS | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Bennett, Rhys | | | 1802 | WLS | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Thorpe, Thomas | | | 1859 | WLS | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Chatalbashev, Boris | g | | 2516 | BUL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Waterfield, John W | | | 1913 | WLS | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Bullen, Alex | | | 1994 | WLS | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Lauridsen, Jesper Morch | f | | 2316 | DEN | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Wells, Peter K | g | | 2448 | ENG | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Ralphs, Nigel | | | 1965 | WLS | 0.50 | 1 | -0.26 | 20 | -5.20 | | | * 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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