Individual Calculations January 2009
 Davis, Justin  Total change: 59.50  Rating chartPersonal card
 South Island Championship 2008 Kaikoura NZL 2008-10-08
RcRownchangeKK*chgGame
 2090 1895 4.00 6 2.38 25 59.50 
  Toth, Andras m2245 HUN0.5010.39259.75 
  Qi, Chao 2029 CHN0.5010.18254.50 
  Benson, Christopher 1927 NZL1.0010.542513.50 
  Forster, William 1956 NZL1.0010.582514.50 
  Solomon, Stephen J m2245 AUS0.001-0.1125-2.75 
  Thornton, Giovanni Antonio 2140 NZL1.0010.802520.00 

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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