Individual Calculations November 2010
 Anderson, Mark  Total change: 22.75  Rating chartPersonal card
 6th Okie Chess Festival - Reserve Section Tulsa, Oklahoma USA 2010-09-04
RcRownchangeKK*chgGame
 1765 1798 2.00 2 0.91 25 22.75 
  Williams, Jeff 1754 USA1.0010.442511.00 
  Smith, Jacob Lee 1775 USA1.0010.472511.75 

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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