Individual Calculations May 2019
 Zhou, Zirun  Total change: -8.20  Rating chartPersonal card
 2019 Chinese Chess League Division A 1-4 Shen Yang CHN 2019-04-08
RcRownchangeKK*chgGame
 2379 2147 0.50 4 -0.41 20 -8.20 
  Koneru, Humpy gwg2547  * IND0.001-0.0820-1.60 
  Zhu, Jiner wm2439 CHN0.001-0.1520-3.00 
  Song, Yuxin wc2305 CHN0.001-0.2920-5.80 
  Ning, Kaiyu wf2224 CHN0.5010.11202.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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