Individual Calculations July 2009
 Videnov, Ivan  Total change: -45.75  Rating chartPersonal card
 2-nd Memorial Hristo Gerenski Sofia BUL 2009-03-21
RcRownchangeKK*chgGame
 2054 2118 0.50 4 -1.83 25 -45.75 
  Nikolov, Savko 1986 BUL0.501-0.1825-4.50 
  Orev, Petar m2231 BUL0.001-0.3525-8.75 
  Kostov, Nikolay 1894 BUL0.001-0.7825-19.50 
  Cholakov, Stefan 2106 BUL0.001-0.5225-13.00 

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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