Individual Calculations January 2011
 Macgregor, Michael  Total change: 2.10  Rating chartPersonal card
 Washington Class Championships Expert Section Redmond, WA USA 2010-11-26
RcRownchangeKK*chgGame
 2140 2207 2.50 4 0.14 15 2.10 
  Heywood, Bill 2163 USA1.0010.44156.60 
  May, Andy P 2126 USA0.501-0.1115-1.65 
  Malugu, Satyajit 2133 IND1.0010.40156.00 
  Patterson, Roger 2139 CAN0.001-0.5915-8.85 

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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