Individual Calculations March 2010
 Serafim Junior, Arnor  Total change: -43.00  Rating chartPersonal card
 IV IRT ATC Sao Paulo/SP BRA 2009-11-19
RcRownchangeKK*chgGame
 1923 1978 0.00 3 -1.72 25 -43.00 
  Deus Filho, Joaquim De 2024 BRA0.001-0.4425-11.00 
  De Oliveira, Francemir Barra 1816 BRA0.001-0.7125-17.75 
  Costa, Giovanni 1930 BRA0.001-0.5725-14.25 

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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