Individual Calculations October 2008
 Kowalski, Janusz  Total change: 17.75  Rating chartPersonal card
 Ogólnopolski Integracyjny Turniej Szachowy Osób Niepe³nosprawnych - Rowy'2008 Rowy POL 2008-09-01
RcRownchangeKK*chgGame
 1864 1813 2.50 4 0.71 25 17.75 
  Drozd, Ryszard f2163 POL0.001-0.1125-2.75 
  Jonczyk, Jan 1752 POL0.501-0.0825-2.00 
  Radwan, Jan 1660 POL1.0010.30257.50 
  Serbinowski, Mieczyslaw 1882 POL1.0010.602515.00 

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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