Individual Calculations February 2017
 Abdi, Farzad  Total change: -6.00  Rating chartPersonal card
 2017 Portsmouth Open Portsmouth, New Hampshire USA 2017-01-14
RcRownchangeKK*chgGame
 2004 2093 1.50 3 -0.30 20 -6.00 
  Ramanathan, Suraj 1724 USA0.501-0.4020-8.00 
  Hilgendorf, Niccolo 1917 USA1.0010.27205.40 
  Vigorito, David m2371 USA0.001-0.1720-3.40 

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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