Individual Calculations April 2009
 Oviedo, Manuel  Total change: -10.05  Rating chartPersonal card
 Teresa Winter 2009 Los Polvorines ARG 2009-02-16
RcRownchangeKK*chgGame
 1965 2000 1.50 4 -0.67 15 -10.05 
  Perez, Maximiliano 2120 ARG0.5010.16152.40 
  Perez, Mario Abel 2119 ARG0.001-0.3415-5.10 
  Lopez, Jose Luis 1782 ARG1.0010.22153.30 
  Saragossi, Guido 1838 ARG0.001-0.7115-10.65 

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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