Individual Calculations November 2010
 Ding, Jialin  Total change: 22.00  Rating chartPersonal card
 3rd Annual Louisville Open Louisville, Kentucky USA 2010-09-24
RcRownchangeKK*chgGame
 2193 2047 1.50 2 0.88 25 22.00 
  Vibbert, Sean 2138 USA1.0010.622515.50 
  Johnstone, Glenn f2247 CAN0.5010.26256.50 

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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