Individual Calculations April 2014
 Gatica, Jose Miguel  Total change: -3.15  Rating chartPersonal card
 23rd Annual Eastern Class Championships Sturbridge, Massachusetts USA 2014-03-14
RcRownchangeKK*chgGame
 2211 2003 0.50 3 -0.21 15 -3.15 
  Rosenthal, Jonathan D f2285 SUI0.001-0.1615-2.40 
  Zhang, Yuanchen f2117 CAN0.001-0.3415-5.10 
  Fikiet, Alex Miche 2230 USA0.5010.29154.35 

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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