Individual Calculations September 2011
 Suich, Peter  Total change: -24.60  Rating chartPersonal card
 112th Annual US Open Orlando, Florida USA 2011-07-30
RcRownchangeKK*chgGame
 2216 2149 0.00 2 -0.82 30 -24.60 
  Gu, Christopher 2222 USA0.001-0.4030-12.00 
  Perez, Robert 2210 USA0.001-0.4230-12.60 

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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