Individual Calculations July 2009
 Fiedler, Brian  Total change: -3.60  Rating chartPersonal card
 18th Annual Chicago Open - Open Section Wheeling, Illinois USA 2009-05-22
RcRownchangeKK*chgGame
 2247 2126 1.50 5 -0.24 15 -3.60 
  Garcia, Gildardo J g2401 COL0.001-0.1715-2.55 
  Lein, Anatoly Y g2328 USA1.0010.761511.40 
  Yang, Darwin f2231 USA0.001-0.3615-5.40 
  Madison, Jeremy M 1981 USA0.501-0.1915-2.85 
  Adu, Oladapo O m2294 NGR0.001-0.2815-4.20 

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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