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Individual Calculations January 2009 |
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| Lebredo Zaragoitia, Gerardo Total change: -8.30 | |   |
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| Regional Centro Oeste 2008 | Brasilia/DF | BRA | 2008-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1961 | 2245 | 0.50 | 2 | -1.17 | 10 | -11.70 | |
|  Barbosa, Simael Vieira | | | 1911 | BRA | 0.00 | 1 | -0.88 | 10 | -8.80 | | | Rizzo Correa Galvao, Ricardo | | | 2011 | BRA | 0.50 | 1 | -0.29 | 10 | -2.90 | |
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) | | | | II ITT do Circulo Militar de São Paulo | Sao Paulo/SP | BRA | 2008-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2369 | 2258 | 3.50 | 9 | 0.34 | 10 | 3.40 | |
| | Perdomo, Leandro | m | | 2393 | ARG | 0.50 | 1 | 0.18 | 10 | 1.80 | |  Matsuura, Everaldo | m | | 2469 | BRA | 0.00 | 1 | -0.23 | 10 | -2.30 | | | Tsuboi, Edson Kenji | f | | 2368 | BRA | 0.00 | 1 | -0.35 | 10 | -3.50 | | | Molina, Roberto Junio Brito | f | | 2395 | BRA | 1.00 | 1 | 0.68 | 10 | 6.80 | | | Rodi, Luis Ernesto | f | | 2374 | ARG | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Oliveira, Silvio Eduardo | | | 2345 | BRA | 1.00 | 1 | 0.62 | 10 | 6.20 | | | Fusco, Leonardo | f | | 2388 | ARG | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Name, Gabriel Ricardo Salim | | | 2235 | BRA | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Maia, Luciano Malta | f | | 2353 | BRA | 0.50 | 1 | 0.13 | 10 | 1.30 | |
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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