Individual Calculations January 2011
 Plewa, Piotr  Total change: 18.75  Rating chartPersonal card
 LISTOPAD 2010 Gdansk POL 2010-11-05
RcRownchangeKK*chgGame
 1757 1879 4.00 5 0.75 25 18.75 
  Niewiarowski, Mieszko 1521 POL1.0010.10252.50 
  Marchlewicz, Artur 1715 POL1.0010.28257.00 
  Przybylowicz, Kazimierz 1809 POL0.501-0.1025-2.50 
  Weichhold, Lukasz 1874 POL1.0010.492512.25 
  Ulanowski, Karol 1866 POL0.501-0.0225-0.50 

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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