Blitz: Individual Calculations March 2019
 Zhao, Alex  Total change: 24.40  Rating chartPersonal card
 2019 Northern Blitz Championship Schaumburg, Illinois USA 2019-02-16
RcRownchangeKK*chgGame
 1719 1578 2.50 4 1.22 20 24.40 
  Takahashi, Michael 1800 USA0.001-0.2220-4.40 
  Takahashi, Michael 1800 USA1.0010.782015.60 
  Li, Si 1638 USA1.0010.582011.60 
  Li, Si 1638 USA0.5010.08201.60 

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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