Individual Calculations January 2011
 Velez, Ryan J A  Total change: -15.25  Rating chartPersonal card
 19th Annual Kings Island Open Mason, Ohio USA 2010-11-12
RcRownchangeKK*chgGame
 2146 2089 1.50 5 -0.61 25 -15.25 
  Bennett, Allan D f2235 USA1.0010.702517.50 
  Karklins, Andrew f2198 USA0.001-0.3525-8.75 
  Levi, Ariel S 2092 USA0.001-0.5025-12.50 
  Cao, Kevin Y 2061 USA0.501-0.0425-1.00 
  Larson, Gerald A 2143 USA0.001-0.4225-10.50 

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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