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Individual Calculations August 2018 |
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| Whitehead, Mark A Total change: 2.20 | |   |
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| 15th South Wales International Open | Cardiff | WLS | 2018-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2047 | 1906 | 3.00 | 8 | 0.30 | 20 | 6.00 | |
|  Ivekovic, Bozidar | | | 2306 * | CRO | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Jones, Steven A | | | 2203 | ENG | 0.50 | 1 | 0.35 | 20 | 7.00 | |  Blackburn, Jonathan L B | | | 2200 | WLS | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Ray, Hiya | | | 1688 | WLS | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Heaven, Pete | | | 2059 | WLS | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Persson, Andreas | c | | 2126 | SWE | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Wilson, Matthew R | | | 1816 | ENG | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Ehsandar, Peter | | | 1978 | WLS | 0.50 | 1 | 0.10 | 20 | 2.00 | | | * 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) | | | | 19th 4NCL Congress Major | Telford | ENG | 2018-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1800 | 1906 | 3.00 | 5 | -0.19 | 20 | -3.80 | |
| | Hughes, Peter | | | 1766 | ENG | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Davies, Sam | | | 1736 | ENG | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Radford, Mark Sr | | | 1667 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Shepley, Julien M | | | 1974 | ENG | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Lewis, Christopher D | | | 1856 | ENG | 0.50 | 1 | -0.07 | 20 | -1.40 | |
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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