Individual Calculations July 2021
 Xiao, James  Total change: 6.40  Rating chartPersonal card
 14th Annual Cleveland Open - Under 2100 Middleburg Heights, Ohio USA 2021-06-11
RcRownchangeKK*chgGame
 1720 1604 0.50 1 0.16 40 6.40 
  Wang, Ryan R 1720 USA0.5010.16406.40 

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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