Individual Calculations July 2008
 Obrusnik, Dawid  Total change: -25.80  Rating chartPersonal card
 Druzynowe Mistrzostwa Slaska Juniorow Slask POL 2008-02-02
RcRownchangeKK*chgGame
 1777 1800 2.00 7 -1.72 15 -25.80 
  Grygierczyk, Wojciech 1820 POL0.001-0.4715-7.05 
  Graczyk, Damian 1906 POL1.0010.64159.60 
  Gut, Szymon 1710 POL0.001-0.6215-9.30 
  Wandzik, Wojciech 2009 POL0.001-0.2315-3.45 
  Stepien, Piotr 1592 POL0.501-0.2715-4.05 
  Wojtyla, Tymoteusz 1690 POL0.501-0.1515-2.25 
  Goc, Lukasz 1711 POL0.001-0.6215-9.30 

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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