Rapid: Individual Calculations August 2021
 Zhang, Charles  Total change: 15.80  Rating chartPersonal card
 2021 Summit Junior Rapid Jul Auckland NZL 2021-07-11
RcRownchangeKK*chgGame
 1280 1240 3.00 5 0.79 20 15.80 
  Liu, Mark 1030 NZL1.0010.23204.60 
  Coen, Victor 1406 NZL1.0010.722014.40 
  Xiao, Maxwell 1285 NZL0.001-0.4420-8.80 
  Zhao, Jay Zi Xuan 1362 NZL1.0010.672013.40 
  Bhatt, Daksh 1318 NZL0.001-0.3920-7.80 

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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