Individual Calculations July 2012
 Peters, Jack  Total change: 4.70  Rating chartPersonal card
 2012 Lina Grumette Memorial Day Classic Ontario, California USA 2012-05-26
RcRownchangeKK*chgGame
 2190 2350 4.00 5 0.47 10 4.70 
  Ramirez, Hermogenes 2140 USA1.0010.23102.30 
  Diamond, Jim A 2199 USA1.0010.30103.00 
  Beelby, Matthew A f2307 USA0.001-0.5610-5.60 
  Xia, Yusheng 2079 USA1.0010.17101.70 
  Brown, Michael W 2224 USA1.0010.33103.30 

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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