Individual Calculations July 2008
 Arluck, William  Total change: 2.70  Rating chartPersonal card
 World Amateur Team Parsippany, New Jersey USA USA 2008-02-16
RcRownchangeKK*chgGame
 2077 2031 1.50 3 0.18 15 2.70 
  Meredith, Matthew 2055 USA1.0010.53157.95 
  Boudreaux, Floyd 2129 USA0.001-0.3715-5.55 
  Stanley, Douglas 2046 USA0.5010.02150.30 

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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