Individual Calculations October 2016
 Purgar, Ivona  Total change: 16.20  Rating chartPersonal card
 25th CRO Team Ch - II. League Centre 7-8 Cakovec, Krapina, Garesnica, Krizevci, Zagreb CRO 2016-09-25
RcRownchangeKK*chgGame
 2047 2118 2.00 2 0.81 20 16.20 
  Spiranec, Noemi 2005 CRO1.0010.35207.00 
  Vukic, Aleksandar 2089 CRO1.0010.46209.20 

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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