Individual Calculations July 2009
 Marik, Petr  Total change: -8.25  Rating chartPersonal card
 Krajsky prebor SSPK various CZE 2008-10-19
RcRownchangeKK*chgGame
 1970 2182 2.50 4 -0.55 15 -8.25 
  Tenk, Petr 1835 CZE0.501-0.3915-5.85 
  Riedl, Max 2055 GER0.001-0.6715-10.05 
  Jakl, Ales 1982 CZE1.0010.24153.60 
  Pech, Bretislav 2009 CZE1.0010.27154.05 

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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