Individual Calculations August 2012
 Castaneda, Andres  Total change: 7.05  Rating chartPersonal card
 2012 Nashua Open Nashua, New Hampshire USA 2012-07-14
RcRownchangeKK*chgGame
 2145 2145 2.00 3 0.47 15 7.05 
  Yedidia, Jonathan m2374 USA0.001-0.2115-3.15 
  Levin, Anatoly 2030 USA1.0010.34155.10 
  Sharp, Dale Eugene 2030 USA1.0010.34155.10 

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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