Individual Calculations July 2010
 Tachev, Kamen  Total change: -27.50  Rating chartPersonal card
 4th open VARNA St. st. Constantin and Helena" Resort BUL 2010-06-12
RcRownchangeKK*chgGame
 1852 1723 0.00 3 -1.10 25 -27.50 
  Chakov, Plamen 2123  * BUL0.001-0.0825-2.00 
  Kovachev, Radoslav 1631 BUL0.001-0.6325-15.75 
  Simeonov, Svetoslav 1802 BUL0.001-0.3925-9.75 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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