Individual Calculations July 2009
 Prus, Marek  Total change: 8.10  Rating chartPersonal card
 56th YMCA Winter 2009-C Warszawa POL 2009-01-07
RcRownchangeKK*chgGame
 1841 1812 6.50 13 0.54 15 8.10 
  Sujkowski, Pawel 1805 POL0.001-0.5115-7.65 
  Nairi, Laurent 1869 FRA0.5010.08151.20 
  Zbrzeski, Piotr 1865 POL1.0010.57158.55 
  Kwiek, Janusz 1803 POL0.501-0.0115-0.15 
  Wrabel, Antoni 1876 POL0.5010.09151.35 
  Potocki, Karol 1795 POL1.0010.48157.20 
  Woloszyn, Piotr 1831 POL0.5010.03150.45 
  Nowicki, Bartosz 1827 POL0.001-0.4815-7.20 
  Prazmowski, Wlodzimierz 1748 POL1.0010.41156.15 
  Prazmowski, Bartosz 1802 POL0.001-0.5115-7.65 
  Kwiatkowski, Andrzej 1937 POL0.001-0.3315-4.95 
  Piotrowski, Arkadiusz 1914 POL0.5010.14152.10 
  Wilczynski, Adam 1867 POL1.0010.58158.70 

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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