Rapid: Individual Calculations August 2019
 Cai, Vincent  Total change: 18.80  Rating chartPersonal card
 2019 NZ Junior Rapid Auckland NZL 2019-07-12
RcRownchangeKK*chgGame
 1404 1149 1.50 3 0.94 20 18.80 
  Chen, Matthew 1423 NZL0.5010.33206.60 
  McDougall, Sylvia 1401 NZL0.001-0.1920-3.80 
  Liu, John 1387 NZL1.0010.802016.00 

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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