Individual Calculations December 2018
 Anderson, Michael  Total change: 0.40  Rating chartPersonal card
 November 2018 Berkeley Weekender Berkeley, California USA 2018-11-09
RcRownchangeKK*chgGame
 1939 1726 0.50 2 0.02 20 0.40 
  Wu, Derek Sijing 2031 USA0.001-0.1420-2.80 
  Cheng, Daniel 1846 USA0.5010.16203.20 

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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