Individual Calculations October 2014
 Davidson, Kevin  Total change: -4.80  Rating chartPersonal card
 36th Annual Southern California Open San Diego, California USA 2014-08-30
RcRownchangeKK*chgGame
 2164 2251 1.00 2 -0.24 20 -4.80 
  Mousseri, Daniel 2189 USA1.0010.41208.20 
  Moussa, Alaa-Addin c2138 PLE0.001-0.6520-13.00 

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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