Individual Calculations August 2012
 Pena, Pablo  Total change: 14.70  Rating chartPersonal card
 17th Annual Pacific Coast Open Agoura Hills, California USA 2012-07-19
 2016 2143 2.50 3 0.49 30 14.70 
  Anderson, Craig R 2005 USA1.0010.31309.30 
  Beilin, Allan 1973 USA0.501-0.2230-6.60 
  Yim, Tony Sung 2071 KOR1.0010.403012.00 

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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