Individual Calculations July 2022
 Demetruk, David E  Total change: -11.20  Rating chartPersonal card
 15th Annual Cleveland Open - Under 2100 Middleburg Heights, Ohio USA 2022-06-10
RcRownchangeKK*chgGame
 1950 1836 0.50 3 -0.56 20 -11.20 
  Turner, Bill 1865 USA0.001-0.4620-9.20 
  Casden, Alan 2074 USA0.5010.30206.00 
  Luce, Eric 1910 USA0.001-0.4020-8.00 

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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