Individual Calculations July 2015
 Ni, Hua  Total change: 1.80  Rating chartPersonal card
 2015 Chinese Chess League Division A(5-7) Qing Dao CHN 2015-06-03
RcRownchangeKK*chgGame
 2624 2701 2.00 3 0.18 10 1.80 
  Gao, Rui g2547 CHN1.0010.29102.90 
  Wen, Yang g2592 CHN0.501-0.1510-1.50 
  Ivanchuk, Vassily g2733 UKR0.5010.04100.40 

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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