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Individual Calculations October 2015 |
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| Thomas, Roy Total change: -3.80 | |   |
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| South Wales Summer Congress 2015 | Newport | WLS | 2015-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1850 | 1734 | 2.00 | 6 | -0.19 | 20 | -3.80 | |
|  Bullen, Alex | | | 2019 | WLS | 1.00 | 1 | 0.84 | 20 | 16.80 | |  Hewitt, William | | | 2055 | WLS | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Ehsandar, Peter | | | 1939 | WLS | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Harris, Calum | | | 1619 | WLS | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Macneil, Elliott | | | 1655 | WLS | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Wagner, Guy | | | 1812 | WLS | 0.00 | 1 | -0.39 | 20 | -7.80 | |
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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