Individual Calculations August 2019
 Ma, Qun  Total change: 3.10  Rating chartPersonal card
 2019 Chinese Chess League Division A 8-11 Jin Hua CHN 2019-07-23
RcRownchangeKK*chgGame
 2591 2626 2.50 4 0.31 10 3.10 
  Ni, Hua g2668 CHN0.5010.06100.60 
  Dai, Changren m2510 CHN0.501-0.1610-1.60 
  Zhao, Jun g2636 CHN0.5010.01100.10 
  Zeng, Chongsheng g2551 CHN1.0010.40104.00 

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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