Individual Calculations July 2009
 Green, Austen Jay  Total change: -12.50  Rating chartPersonal card
 2009 Texas State and Amateur Championship San Antonio, Texas USA 2009-05-22
RcRownchangeKK*chgGame
 2080 2080 0.50 2 -0.50 25 -12.50 
  Hyltin, John Paul 2001 USA0.501-0.1125-2.75 
  Nonchev, Kalin K 2159 USA0.001-0.3925-9.75 

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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