Individual Calculations August 2023
 Perez Wertheim, Rodolfo  Total change: -2.80  Rating chartPersonal card
 Club Argentino de Ajedrez - IRT Abierto Carlos Parodi CABA ARG 2023-06-27
RcRownchangeKK*chgGame
 2054 1918 0.50 2 -0.14 20 -2.80 
  Chiappero, Julio Alfredo 2047 ARG0.001-0.3320-6.60 
  Ibar, Marcelo f2060 ARG0.5010.19203.80 

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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