Individual Calculations January 2010
 Lee, Yoomi  Total change: 1.75  Rating chartPersonal card
 3rd K-League 2009 Seoul KOR 2009-09-13
RcRownchangeKK*chgGame
 1521 1683 1.50 2 0.07 25 1.75 
  Kim, Sungmin 1516 KOR1.0010.28257.00 
  Lim, Hakyung 1526 KOR0.501-0.2125-5.25 

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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