Individual Calculations September 2009
 Gregulski, Zbigniew  Total change: -42.45  Rating chartPersonal card
 Otwarte Mistrzostwa KKSz Seniorow Krakow POL 2009-08-12
RcRownchangeKK*chgGame
 1759 1939 3.50 9 -2.83 15 -42.45 
  Ruggiero, Janusz 1677 POL1.0010.18152.70 
  Zajac, Mateusz 1852 POL0.001-0.6215-9.30 
  Kosztyla, Andrzej 1673 POL1.0010.18152.70 
  Kaczor, Boguslaw 2007 POL0.001-0.4115-6.15 
  Gora, Joanna 1539  * POL1.0010.08151.20 
  Sobolewski, Bartosz 1886 POL0.501-0.0715-1.05 
  Krupinski, Jerzy 2010 POL0.001-0.4015-6.00 
  Wozniak, Mariola 1576 POL0.001-0.9015-13.50 
  Trebala, Michal 1612 POL0.001-0.8715-13.05 
 * 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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