Individual Calculations February 2014
 Drayton, Anthony  Total change: 22.80  Rating chartPersonal card
 VITAMALT PLUS 2013 NATIONAL SENIOR CHESS CHAMPIONSHIP GEORGETOWN GUY 2013-11-30
RcRownchangeKK*chgGame
 1889 1794 1.50 2 0.76 30 22.80 
  Khan, Taffin 1812 GUY0.5010.03300.90 
  Meusa, Wendell 1966 BAR1.0010.733021.90 

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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