Individual Calculations September 2013
 Polgar-Shutzman, Tom  Total change: 27.00  Rating chartPersonal card
 2nd Annual Washington International - Section B Rockville, Maryland USA 2013-08-07
RcRownchangeKK*chgGame
 2005 2027 5.50 7 1.80 15 27.00 
  Olufemi, George 1925 NGR1.0010.36155.40 
  Kjoita, Henning J 2031 NOR0.5010.01150.15 
  Collier, Philip M 1927 USA0.501-0.1415-2.10 
  Harmon-Vellotti, Carl 1870 USA1.0010.29154.35 
  Treiman, Scott 2067 USA1.0010.56158.40 
  Bisiriyu-Salam, Oluwaseun 2159 NGR1.0010.681510.20 
  Gregorz, Ralph 2055 CAN0.5010.04150.60 

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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