Individual Calculations September 2009
 Lawrence, Danyul  Total change: -8.70  Rating chartPersonal card
 Southern California Championship Candidates Garden Grove, California USA 2009-06-20
RcRownchangeKK*chgGame
 2234 2075 0.00 2 -0.58 15 -8.70 
  Iwamoto, Takashi f2260 USA0.001-0.2615-3.90 
  Yanayt, Eugene f2207 USA0.001-0.3215-4.80 

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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