Individual Calculations July 2009
 Wrzalek, Piotr  Total change: -8.00  Rating chartPersonal card
 DRUZYNOWE MISTRZOSTWA SLASKA JUNIOROW 2009 Slask POL 2009-01-10
RcRownchangeKK*chgGame
 1724 1608 2.50 8 -0.32 25 -8.00 
  Rydzewski, Pawel 1650 POL0.001-0.4425-11.00 
  Bosek, Tomasz 1626 POL0.5010.03250.75 
  Borys, Jacek 1958 POL0.001-0.1125-2.75 
  Fojt, Maciej 1751 POL0.5010.19254.75 
  Karcz, Bartlomiej 1799 POL0.001-0.2525-6.25 
  Kucia, Jacek 1677 POL0.5010.10252.50 
  Boldys, Henryk 1687 POL1.0010.612515.25 
  Rudol, Maurycy 1646 POL0.001-0.4525-11.25 

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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