Individual Calculations October 2017
 Corvin, Carl Dean  Total change: 10.00  Rating chartPersonal card
 2017 Illinois Open State Championship Northbrook, Illinois USA 2017-09-02
RcRownchangeKK*chgGame
 1874 1810 2.00 4 0.25 40 10.00 
  Kogen, Jonathan 2196 USA0.001-0.0940-3.60 
  Reinke, Robert T 1626 USA0.501-0.2440-9.60 
  Parham, Bernard 1814 USA1.0010.514020.40 
  Rajendra, Anupama Shashikala 1860 USA0.5010.07402.80 

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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