Individual Calculations January 2011
 Villarroel, Raul  Total change: -3.75  Rating chartPersonal card
 Torneo Interclubes Club De Aledrez Chile 2010 Santiago CHI 2010-11-19
RcRownchangeKK*chgGame
 1980 2037 1.00 2 -0.15 25 -3.75 
  Bombardiere Castro, Aldo 2104 CHI0.001-0.4125-10.25 
  Fuentes Bravo, Exequiel 1855 CHI1.0010.26256.50 

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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