Individual Calculations April 2013
 Casella, Michael  Total change: 10.95  Rating chartPersonal card
 20th Annual Western Class Championships Agoura Hills, California USA 2013-03-08
RcRownchangeKK*chgGame
 2161 2213 3.00 4 0.73 15 10.95 
  Iyengar, Udit 2001 USA1.0010.23153.45 
  Matikozyan, Andranik m2429 ARM0.001-0.2215-3.30 
  Liao, Simone wf2005 USA1.0010.23153.45 
  Ashe, Brandon 2209 USA1.0010.49157.35 

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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