Individual Calculations May 2013
 Polgar-Shutzman, Tom  Total change: -15.30  Rating chartPersonal card
 2013 Bill Wright Saint Louis Open St Louis, Missouri USA 2013-04-12
RcRownchangeKK*chgGame
 2221 2117 1.00 4 -0.51 30 -15.30 
  Finegold, Benjamin P g2492 USA0.001-0.0930-2.70 
  Liang, Adream 1892 USA1.0010.22306.60 
  Vibbert, Sean 2252 USA0.001-0.3230-9.60 
  Eckert, Doug D f2248 USA0.001-0.3230-9.60 

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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