Individual Calculations July 2016
 Ehrlich, Roy  Total change: 2.40  Rating chartPersonal card
 Mark Center Spring 2016 A Tel Aviv ISR 2016-05-17
RcRownchangeKK*chgGame
 1864 1743 2.50 7 0.06 40 2.40 
  Tyomkyn,mikhail, Dr. 2085 GER0.5010.384015.20 
  Ben Ari, Yannay 1924 ISR0.5010.24409.60 
  Yaniv, Yuval 1865 ISR0.001-0.3340-13.20 
  Shwarchbard, Zvi 1879 ISR0.001-0.3240-12.80 
  Gradenwitz, Oded 1718 ISR0.501-0.0340-1.20 
  Levanzov, Evgeny 1668 ISR1.0010.404016.00 
  Tal, Rami 1909 ISR0.001-0.2840-11.20 

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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