Individual Calculations September 2010
 Bolm, Carl E  Total change: 16.50  Rating chartPersonal card
 50th Annual Pacific Southwest Open Los Angeles, California USA 2010-07-03
RcRownchangeKK*chgGame
 1940 1901 2.00 3 0.66 25 16.50 
  Sobel, Simone 1942 USA1.0010.562514.00 
  Gunawan, Cheston 1889 USA0.001-0.5225-13.00 
  Field, Frederick W 1990 USA1.0010.622515.50 

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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