Individual Calculations September 2013
 Barbosa, Jefferson Lucas Munhoz  Total change: 15.30  Rating chartPersonal card
 III Aberto do Brasil Cidade de Maringa Maringa/PR BRA 2013-07-24
RcRownchangeKK*chgGame
 2118 1914 2.00 4 1.02 15 15.30 
  Carvalho, Herbert Abreu 2186 BRA0.001-0.1715-2.55 
  Santos, Renato Andrade f2188 BRA0.5010.33154.95 
  Lukachewski Junior, Wanderlei 2039 BRA0.5010.17152.55 
  Souza, Marcos Valerio A. 2057 BRA1.0010.691510.35 

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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