Individual Calculations January 2019
 Cohen, Elad  Total change: 11.60  Rating chartPersonal card
 Artzit Youth League - Center 2018/9 5-7 Various ISR 2018-11-29
RcRownchangeKK*chgGame
 1562 1649 1.50 2 0.29 40 11.60 
  Almog, Shani 1401 ISR1.0010.19407.60 
  Sobel, Ido 1722 ISR0.5010.10404.00 

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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