Individual Calculations April 2008
 Gao, Judy  Total change: -17.75  Rating chartPersonal card
 North Island 2007 Auckland NZL 2007-07-05
RcRownchangeKK*chgGame
 2020 1901 1.00 5 -0.71 25 -17.75 
  Cheng, Bobby 2048 NZL0.001-0.3025-7.50 
  Gibbons, Robert 2090 NZL1.0010.752518.75 
  Thornton, Giovanni Antonio 2092 NZL0.001-0.2525-6.25 
  Forster, William 1960 NZL0.001-0.4225-10.50 
  Chen, Andrew 1911 NZL0.001-0.4925-12.25 

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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