Individual Calculations April 2009
 Jonas, Joao Gabriel Da Silva  Total change: 23.25  Rating chartPersonal card
 Campeonato Paulista do Interior Santos/SP BRA 2008-12-19
RcRownchangeKK*chgGame
 2061 1756 1.50 4 0.93 25 23.25 
  Stamenkovic, Dragan m2106 SRB0.001-0.1125-2.75 
  Raimundo, Airton Carlos Nunes 2078 BRA1.0010.872521.75 
  Moreira, Ronaldo Alonso 2002 BRA0.5010.31257.75 
  Mendonca, Mateus Nakajo 2059 BRA0.001-0.1425-3.50 

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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