Individual Calculations November 2009
 Michaelides, Matthew  Total change: 20.75  Rating chartPersonal card
 75th Annual Southwest Open Fort Worth, Texas USA 2009-09-04
RcRownchangeKK*chgGame
 2328 2163 2.00 4 0.83 25 20.75 
  Sadorra, Julio m2468 PHI0.001-0.1425-3.50 
  Schoonmaker, Nicholas c2215 USA1.0010.572514.25 
  Yeager, Daniel f2296 USA1.0010.682517.00 
  Bryant, John 2331 USA0.001-0.2825-7.00 

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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