Individual Calculations November 2010
 Heiserman, Jimmy P  Total change: -23.75  Rating chartPersonal card
 2010 CalChess Labor Day Championships San Francisco, California USA 2010-09-04
RcRownchangeKK*chgGame
 2142 2131 1.50 5 -0.95 25 -23.75 
  Seitzer, Phillip 1966 USA0.501-0.2225-5.50 
  Zilberstein, Dmitry m2384 USA0.001-0.1925-4.75 
  Chan, Julian M 2107 USA0.501-0.0325-0.75 
  Sevian, Samuel 2105 USA0.501-0.0425-1.00 
  Perepelitsky, Edward 2150 USA0.001-0.4725-11.75 

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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