Individual Calculations October 2016
 Diaz, Conrado  Total change: -14.80  Rating chartPersonal card
 2016 CalChess State Championship Santa Clara, California USA 2016-09-03
RcRownchangeKK*chgGame
 2020 2265 2.00 3 -0.37 40 -14.80 
  Sevall, Jacob 1938 GER1.0010.13405.20 
  Aigner, Michael 2152 USA0.501-0.1540-6.00 
  Cao, Joshua 1971 USA0.501-0.3540-14.00 

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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