Individual Calculations September 2023
 Wang, William Huang  Total change: -29.20  Rating chartPersonal card
 43rd Annual Lina Grumette Memorial VAN NUYS, CA USA 2023-05-27
RcRownchangeKK*chgGame
 1721 1468 0.50 5 -0.73 40 -29.20 
  Ke, Rianne wc1838 USA0.001-0.1040-4.00 
  Wang, Jacob S 1571 USA0.5010.14405.60 
  Welch, Mason Jeffery 1601 USA0.001-0.3240-12.80 
  Mazzarelli, Ariel 2075 USA0.001-0.0240-0.80 
  Gevorgyan, Davit 1520 USA0.001-0.4340-17.20 

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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