Individual Calculations August 2013
 Carter, David E  Total change: 8.70  Rating chartPersonal card
 2013 Nashua Open Nashua, New Hasmpshire USA 2013-07-06
RcRownchangeKK*chgGame
 2117 2095 2.50 4 0.58 15 8.70 
  Christiansen, Natasha wc1849 USA0.501-0.3115-4.65 
  Nugent, Arthur P 1921 USA1.0010.27154.05 
  Riordan, Charles f2315 USA1.0010.781511.70 
  Yedidia, Jonathan m2381 USA0.001-0.1615-2.40 

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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