Individual Calculations October 2017
 Sartorio, William  Total change: -19.60  Rating chartPersonal card
 2017 CalChess State Championship - Expert Section Santa Clara, California USA 2017-09-02
RcRownchangeKK*chgGame
 1796 1794 2.00 5 -0.49 40 -19.60 
  Ho, Brandon C 1780 USA1.0010.484019.20 
  Nathan, Krishna 1704 USA1.0010.384015.20 
  Walder, Michael 1987 USA0.001-0.2540-10.00 
  Tang, Michael 1867 USA0.001-0.4040-16.00 
  Palusa, Maurya 1642 USA0.001-0.7040-28.00 

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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