Individual Calculations September 2009
 Li, Zhichao  Total change: -3.60  Rating chartPersonal card
 2009 Canadian Open Edmonton, Alberta CAN 2009-07-11
RcRownchangeKK*chgGame
 2149 2183 2.50 5 -0.24 15 -3.60 
  Huang, Richard 1888 CAN0.501-0.3515-5.25 
  Brodie, Hugh 1968 CAN1.0010.23153.45 
  Perelshteyn, Eugene g2534 USA0.001-0.1115-1.65 
  Daniluk, Jim 1978 CAN1.0010.24153.60 
  Yoos, John C f2376 CAN0.001-0.2515-3.75 

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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