Individual Calculations December 2014
 Jones, Aaron Demby  Total change: 8.60  Rating chartPersonal card
 2014 US Class Championship Santa Clara, California USA 2014-10-31
RcRownchangeKK*chgGame
 2050 2078 1.50 2 0.43 20 8.60 
  Wang, Michael 2111 USA0.5010.05201.00 
  Hong, Andrew Zhang 1989 USA1.0010.38207.60 

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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