Individual Calculations September 2018
 Fang, Yan  Total change: -2.90  Rating chartPersonal card
 2019 Chinese Chess League Division A (12-15) Zhong Shan CHN 2018-08-21
RcRownchangeKK*chgGame
 2586 2431 0.00 1 -0.29 10 -2.90 
  Zhou, Weiqi g2586 CHN0.001-0.2910-2.90 

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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