Individual Calculations May 2010
 Menna Barreto, Felipe Kubiaki  Total change: 1.25  Rating chartPersonal card
 Aberto do Brasil – Etapa Shopping Sao Jose dos Pinhais Sao Jose dos Pinhais/PR BRA 2010-04-01
RcRownchangeKK*chgGame
 2162 2153 2.00 4 0.05 25 1.25 
  Souza, Adwilhans Luciano f2324 BRA0.001-0.2725-6.75 
  Nogueira, Ivan Kuhlmann f2336 BRA0.5010.24256.00 
  Salama, Andre Sasson 2027 BRA0.501-0.1725-4.25 
  Farah, Daniel Landshoff 1961 BRA1.0010.25256.25 

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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