Individual Calculations April 2009
 Ziolkowski, Boleslaw  Total change: -41.25  Rating chartPersonal card
 XIX Miedzynarodowy Festiwal Szachowy CRACOVIA'2008, Gr-B Krakow POL 2008-12-27
RcRownchangeKK*chgGame
 1748 1935 3.50 7 -1.65 25 -41.25 
  Skiba, Marta 1636 POL0.001-0.8525-21.25 
  Chmiel, Marcin 1692 POL0.501-0.3025-7.50 
  Ziemianski, Lech 1704 POL1.0010.21255.25 
  Jackowski, Ryszard 1860 POL0.001-0.6025-15.00 
  Krajewska, Aleksandra 1741 POL0.501-0.2525-6.25 
  Kuciel, Piotr 1785 POL1.0010.30257.50 
  Krupa, Anna 1815 POL0.501-0.1625-4.00 

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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