Individual Calculations August 2023
 Ibar, Marcelo  Total change: -1.60  Rating chartPersonal card
 Club Argentino de Ajedrez - IRT Abierto Carlos Parodi CABA ARG 2023-06-27
RcRownchangeKK*chgGame
 1969 2060 3.00 5 -0.08 20 -1.60 
  Saliba, Cristian Ezequiel 1808 ARG1.0010.19203.80 
  Dolezal, Cristian m2354 ARG0.5010.35207.00 
  Nadal, Alan 1984 ARG0.001-0.6020-12.00 
  Perez Wertheim, Rodolfo 1918 ARG0.501-0.1920-3.80 
  Perez Novoa, Lucas 1783 ARG1.0010.17203.40 

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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