Individual Calculations February 2020
 Lavi, Eilon  Total change: -38.00  Rating chartPersonal card
 Chicago Chess Center 3rd Jane Addams Memorial Chicago, IL USA 2020-01-17
RcRownchangeKK*chgGame
 1661 1980 2.50 4 -0.95 40 -38.00 
  Chen, Megan 1580  * USA0.501-0.4240-16.80 
  Harmatz, Elia Samuel 1754 USA1.0010.21408.40 
  Wisniowski, Natalie wc1623 USA0.001-0.8940-35.60 
  Deligiannis, Dimitrios M 1688 USA1.0010.15406.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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