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Individual Calculations September 2018 |
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| Ireland, David J Total change: -3.60 | |   |
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| 2018 Midland Open Championship Open | Telford | ENG | 2018-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 1896 | 1.50 | 4 | -0.18 | 20 | -3.60 | |
|  Bullen, Alex | | | 2120 | WLS | 0.50 | 1 | 0.28 | 20 | 5.60 | |  Hebden, Mark L | g | | 2296 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Quraishi, Shahab | | | 1624 | ENG | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Somton, Anita | | | 1861 | ENG | 1.00 | 1 | 0.45 | 20 | 9.00 | | | * 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) | | |
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