Individual Calculations February 2015
 Martirosov, Vadim  Total change: 7.80  Rating chartPersonal card
 2014 MWCC Holiday Swiss Natick, Massachusetts USA 2014-12-02
 2179 2226 1.50 2 0.39 20 7.80 
  King, Robert J 2029 USA1.0010.25205.00 
  Brattain, Mika A 2328 USA0.5010.14202.80 

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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