Individual Calculations June 2017
 Williams Sastre, Ioan  Total change: 3.20  Rating chartPersonal card
 IRT Homenaje a Rene Sommariva Trelew Chubut ARG 2017-04-13
RcRownchangeKK*chgGame
 1609 1501 1.50 4 0.08 40 3.20 
  Etchechory, Julian Andres 1591 ARG0.001-0.3840-15.20 
  Fernandez, Leandro Daniel 1614 ARG0.001-0.3540-14.00 
  Draguicevich, Carla 1590 ARG1.0010.624024.80 
  Ardiles, Alfredo 1640 ARG0.5010.19407.60 

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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