Individual Calculations June 2017
 Perkovic, Ivan  Total change: 9.60  Rating chartPersonal card
 26th CRO Team Ch - IVC. League Centre 3-5 Novska, Kutina, Jasenovac, Sisak, Ivanic Grad, Petrinja CRO 2017-04-02
RcRownchangeKK*chgGame
 1976 1982 1.50 2 0.48 20 9.60 
  Ivanic, Slavko 2010 CRO1.0010.542010.80 
  Kurilj, Mico 1942 CRO0.501-0.0620-1.20 

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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