Individual Calculations May 2010
 Gruss, Petr  Total change: -19.25  Rating chartPersonal card
 Krajsky prebor II A - USS various CZE 2009-10-18
RcRownchangeKK*chgGame
 1684 1898 0.00 1 -0.77 25 -19.25 
  Bohac, Vlastimil 1684 CZE0.001-0.7725-19.25 

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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