Individual Calculations July 2011
 Muradian, Sevan A  Total change: -8.85  Rating chartPersonal card
 5th North American Amateur Open Skokie, Illinois USA 2011-06-03
RcRownchangeKK*chgGame
 1663 1900 1.00 2 -0.59 15 -8.85 
  Craigmile, Charles 1676 USA0.001-0.7815-11.70 
  Sun, Abe 1649 USA1.0010.19152.85 

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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