Individual Calculations September 2014
 Derraugh, Geordie  Total change: -12.60  Rating chartPersonal card
 2014 Hamilton Summer Open Hamilton CAN 2014-08-23
RcRownchangeKK*chgGame
 2040 2149 2.50 5 -0.63 20 -12.60 
  Hua, Eugene c1791 CAN1.0010.10202.00 
  Zhong, Joey 1848 CAN1.0010.15203.00 
  Zhang, Yuanchen f2130 CAN0.501-0.0320-0.60 
  Preotu, Razvan f2418 CAN0.001-0.1720-3.40 
  Yu, Jonathan 2014 CAN0.001-0.6820-13.60 

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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