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Individual Calculations September 2011 |
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| Jordao Barbosa, Marcio Total change: 21.45 | |   |
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| Aberto do Brasil Xadrez Potiguar | Natal/RN | BRA | 2011-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2132 | 1818 | 2.00 | 4 | 1.43 | 15 | 21.45 | |
|  Da Costa, Jose Artanael Campos | | | 2045 | BRA | 1.00 | 1 | 0.79 | 15 | 11.85 | |  Costa, Carlos Evanir | | | 2194 | BRA | 1.00 | 1 | 0.91 | 15 | 13.65 | | | Asfora, Marco Antonio H | f | | 2218 * | BRA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Macedo, Maximo Valerio | f | | 2072 | BRA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | * 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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