Individual Calculations September 2014
 Al-Hariri, Saad  Total change: 14.40  Rating chartPersonal card
 3rd Annual Washington International - Section B Rockville, Maryland USA 2014-08-09
RcRownchangeKK*chgGame
 1907 1774 1.00 2 0.36 40 14.40 
  Goldberg, Neal 1924 USA0.5010.20408.00 
  Tang, Arthur 1889 USA0.5010.16406.40 

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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