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Individual Calculations August 2019 |
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| Richardson, John R Total change: -14.40 | |   |
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| 16th South Wales International Open | Bridgend | WLS | 2019-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2109 | 2239 | 5.00 | 9 | -0.72 | 20 | -14.40 | |
|  Thomas, Roy | | | 1839 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Bevan, Peter M | | | 1942 | WLS | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Chatalbashev, Boris | g | | 2518 | DEN | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Petrov, Marian | g | | 2463 | BUL | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Jones, Derek | | | 1937 | WLS | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Siddharth, Jagadeesh | f | | 2410 | SGP | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Bullen, Alex | c | | 2118 | WLS | 0.00 | 1 | -0.66 | 20 | -13.20 | | | May, Adam J | | | 1917 | WLS | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Wilson, Matthew R | | | 1839 * | ENG | 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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