Individual Calculations January 2012
 Kotwicka, Maja  Total change: -21.00  Rating chartPersonal card
 Druzynowe Mistrzostwa Polski Kobiet 2011 Wroclaw POL 2011-12-02
RcRownchangeKK*chgGame
 2027 2005 0.00 3 -1.40 15 -21.00 
  Jurkiewicz, Katarzyna 2177 POL0.001-0.2715-4.05 
  Demidowicz, Maria 2077 POL0.001-0.4015-6.00 
  Dadello, Aleksandra 1826 POL0.001-0.7315-10.95 

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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