Individual Calculations August 2023
 Sethuraman, Roshan  Total change: 9.60  Rating chartPersonal card
 28th annual Pacific Coast Open - Premier Van Nuys, CA USA 2023-07-21
RcRownchangeKK*chgGame
 1925 1892 2.50 5 0.24 40 9.60 
  Xia, Joshua 1890 USA0.5010.00400.00 
  Liu, Angela 1957 USA1.0010.594023.60 
  Xu, Gordon Zhenyu c1954 USA0.001-0.4140-16.40 
  Hsiao, Ethan 1947 USA1.0010.584023.20 
  Hong, Pearson 1878 USA0.001-0.5240-20.80 

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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