Individual Calculations March 2017
 Pfeffer, Erik  Total change: 11.60  Rating chartPersonal card
 Krajsky prebor SSZK 2016/2017 r7-8 various CZE 2017-02-05
RcRownchangeKK*chgGame
 1983 1951 1.50 2 0.58 20 11.60 
  Stuchly, Radim 1939 CZE1.0010.48209.60 
  Petrik, Petr 2027 CZE0.5010.10202.00 

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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