Individual Calculations September 2017
 Xu, Jun  Total change: 5.90  Rating chartPersonal card
 2017 Chinese Chess League Division A (12-15) Wuxi CHN 2017-08-17
RcRownchangeKK*chgGame
 2614 2504 2.00 4 0.59 10 5.90 
  Andriasian, Zaven g2599 ARM0.5010.13101.30 
  Andreikin, Dmitry g2706 RUS0.001-0.2410-2.40 
  Gao, Rui g2552 CHN1.0010.57105.70 
  Zhou, Jianchao g2597 CHN0.5010.13101.30 

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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