Individual Calculations September 2015
 Procyk, Marijan  Total change: 12.80  Rating chartPersonal card
 45th Annual Continental Open Sturbridge, Massachusetts USA 2015-08-13
RcRownchangeKK*chgGame
 2040 1960 1.50 3 0.32 40 12.80 
  Times, Lawyer 2110 USA0.001-0.3040-12.00 
  Khater, Sherif A 2070 USA0.5010.15406.00 
  Johnston, Daniel F 1940 USA1.0010.474018.80 

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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