Individual Calculations February 2015
 Vilahu, Vilmelys  Total change: -12.40  Rating chartPersonal card
 2014 Pan American Intercollegiate Team Chess Championship Brownsville, Texas USA 2014-12-27
RcRownchangeKK*chgGame
 1837 1888 0.50 2 -0.62 20 -12.40 
  Kalyan, Suchinder 1685 USA0.001-0.7620-15.20 
  Yang, Sylvia 1989 USA0.5010.14202.80 

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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