Individual Calculations October 2014
 Tao, Jeffrey  Total change: 12.40  Rating chartPersonal card
 2014 Bay Area Chess IM W John Donaldson Championship Milpitas, California USA 2014-08-08
RcRownchangeKK*chgGame
 1809 1881 1.50 2 0.31 40 12.40 
  Kalyanpur, Armaan 1910 USA0.5010.04401.60 
  Daggupati, Balaji 1707 USA1.0010.274010.80 

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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