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Individual Calculations July 2008 |
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| Da Costa, Alex Luiz Total change: -9.20 | |   |
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| Aberto do Brasil - Governadora Ana Julia Carepa 2008 | Belem/PA | BRA | 2008-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2003 | 1933 | 1.00 | 2 | 0.16 | 25 | 4.00 | |
|  Rodrigues, Flavio Leite | | | 1831 | BRA | 1.00 | 1 | 0.36 | 25 | 9.00 | | | Gisclan, Heverton | | | 2175 | BRA | 0.00 | 1 | -0.20 | 25 | -5.00 | |
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) | | | NOTE: K factor changed | | Aberto do Brasil - Etapa Registro 2008 | Registro/SP | BRA | 2008-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2145 | 1918 | 0.00 | 4 | -0.88 | 15 | -13.20 | |
|  Duje, Rafael | | | 2216 | PAR | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Yano, William Jorge Froes | | | 2172 | BRA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Fernandez, Hector | | | 2115 | BRA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Gomez, Gustavo Pizzocaro | | | 2075 | BRA | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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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