Individual Calculations July 2010
 Stone, George W  Total change: 30.75  Rating chartPersonal card
 MCA FIDE Futurity Skokie, Illinois USA 2010-05-07
RcRownchangeKK*chgGame
 1859 1926 6.50 9 1.23 25 30.75 
  Tutush, Dusan 1962 USA1.0010.552513.75 
  Robledo Jr, Mark 1939 USA0.001-0.4825-12.00 
  Brock, William H 2007 USA0.001-0.3925-9.75 
  Penway, Michael P 1777 USA1.0010.30257.50 
  Delay, Joe 1691 USA0.501-0.2925-7.25 
  Blackman, William 1848 USA1.0010.39259.75 
  Vecanski, Dragomir 1817 USA1.0010.35258.75 
  Tan, Gaddiel 1952 USA1.0010.542513.50 
  Cohen, Fredric S 1740 USA1.0010.26256.50 

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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