Individual Calculations July 2018
 Zhao, Ian  Total change: 15.20  Rating chartPersonal card
 2018 Calgary International Qualifier Calgary CAN 2018-06-09
RcRownchangeKK*chgGame
 2030 1936 1.50 3 0.38 40 15.20 
  Malek, Omid 2065 CAN0.5010.17406.80 
  Kostadinov, Georgi 2040 CAN0.001-0.3640-14.40 
  Sabogal, Edison 1985 COL1.0010.574022.80 

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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