Individual Calculations August 2021
 Tang, Henry  Total change: 12.40  Rating chartPersonal card
 22nd Annual Pittsburgh Open - Under 2100 Pittsburgh, Pennsylvania USA 2021-07-23
RcRownchangeKK*chgGame
 1636 1262 0.50 2 0.31 40 12.40 
  Chieh, Ting Shih 1662  * MAS0.5010.424016.80 
  Xiao, James 1610 USA0.001-0.1140-4.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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