Individual Calculations November 2012
 Akopyan, Harutyun  Total change: -12.60  Rating chartPersonal card
 9th Annual Los Angeles Open Los Angeles, California USA 2012-10-05
 2090 2212 0.50 2 -0.84 15 -12.60 
  Viswanadha, Kesav 2081 USA0.501-0.1815-2.70 
  West, Vanessa A 2098 USA0.001-0.6615-9.90 

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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