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Individual Calculations May 2015 |
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| Magallanes, Gustavo Total change: -31.20 | |   |
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| 2015 World Amateur Chess Championships - Open | Porto Carras - Halkidiki | GRE | 2015-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1796 | 1950 | 4.00 | 8 | -1.56 | 20 | -31.20 | |
|  Zygourakis, Themistoklis | | | 1603 | GRE | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Turu, Indrek | | | 1869 | EST | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Azikri, Gur | | | 1879 | ISR | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Fanha, Paulo | | | 1830 | POR | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Gomez, Carlos Alberto | | | 1796 | COL | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Korcz, Daniel | | | 1705 | POL | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Bessarab, Vsevolod | | | 1854 | RUS | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Vivek.m. | | | 1829 | IND | 0.50 | 1 | -0.16 | 20 | -3.20 | |
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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