Individual Calculations September 2010
 Duneas, John  Total change: -1.35  Rating chartPersonal card
 Waikato Open Hamilton NZL 2010-08-14
RcRownchangeKK*chgGame
 2027 2142 2.50 4 -0.09 15 -1.35 
  Wright, Caleb 1923 NZL0.501-0.2815-4.20 
  Han, Daniel 2206 NZL0.5010.09151.35 
  Fuatai, Fuatai 2017 NZL0.501-0.1715-2.55 
  King, Mathew 1963 NZL1.0010.27154.05 

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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