Individual Calculations July 2008
 Shumowitz, Marvin  Total change: 12.25  Rating chartPersonal card
 World Amateur Team Parsippany, New Jersey USA USA 2008-02-16
RcRownchangeKK*chgGame
 2152 1960 1.00 2 0.49 25 12.25 
  Getz, Alec 2130 USA0.001-0.2825-7.00 
  Ellenbogen, Michael 2174 USA1.0010.772519.25 

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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