Individual Calculations October 2019
 Wu, Brandon  Total change: 4.00  Rating chartPersonal card
 79th New England Open Newton, Massachusetts USA 2019-08-31
RcRownchangeKK*chgGame
 1915 2023 2.00 3 0.10 40 4.00 
  Bihlmeyer, Joseph 1740 USA0.501-0.3440-13.60 
  Rueda, Libardo 2048 USA1.0010.534021.20 
  Le, Nguyen Khoi Nguyen c1956 VIE0.501-0.0940-3.60 

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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