Individual Calculations April 2018
 Petkovic, Peter  Total change: 20.40  Rating chartPersonal card
 Div II 8 2017-18 R567 Sweden SWE 2018-02-04
RcRownchangeKK*chgGame
 2008 2128 3.00 3 1.02 20 20.40 
  Voll, Oddvar U 1959 NOR1.0010.28205.60 
  Hansson, Hakan 1993 SWE1.0010.32206.40 
  Gutzmann, Tobias 2072 GER1.0010.42208.40 

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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