Individual Calculations January 2009
 Perik, Alois  Total change: -24.00  Rating chartPersonal card
 Mistrovstvi CR TP sachistu 2008 Detrichov CZE 2008-09-15
RcRownchangeKK*chgGame
 1954 1936 0.00 2 -0.96 25 -24.00 
  Mayerhofer, Horst 2133 CZE0.001-0.2525-6.25 
  Hoch, Vaclav 1775 CZE0.001-0.7125-17.75 

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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