Individual Calculations January 2014
 Wei, Yi  Total change: 2.70  Rating chartPersonal card
 2013 Chinese Chess League Division A Round 15,19-22 CHINA TianJin CHN 2013-12-20
RcRownchangeKK*chgGame
 2565 2604 3.00 5 0.27 10 2.70 
  Bu, Xiangzhi g2685 CHN1.0010.61106.10 
  Wu, Wenjin g2355 CHN1.0010.19101.90 
  Zhou, Weiqi g2613 CHN0.5010.01100.10 
  Ma, Qun g2595 CHN0.501-0.0110-0.10 
  Zhao, Zong-Yuan g2579 AUS0.001-0.5310-5.30 

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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