Individual Calculations February 2018
 Zhang, Alan  Total change: -14.80  Rating chartPersonal card
 50th Annual Liberty Bell Open Philadelphia, Pennsylvania USA 2018-01-12
RcRownchangeKK*chgGame
 1980 2022 3.00 6 -0.37 40 -14.80 
  Luo, Terry 1671 USA0.001-0.8940-35.60 
  Chen, Derek 1848 USA1.0010.274010.80 
  Li, Jimmy 1894 USA1.0010.334013.20 
  Gurevich, Dmitry g2422  * USA0.001-0.0840-3.20 
  Lu, Jason 1942 USA1.0010.394015.60 
  Graif, William 2101 CAN0.001-0.3940-15.60 
 * 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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