Individual Calculations July 2009
 Mamak, Wojciech  Total change: -16.20  Rating chartPersonal card
 Mistrzostwa Polski Juniorów do 18 lat w szachach Chotowa POL 2009-03-28
RcRownchangeKK*chgGame
 2002 1969 3.50 10 -1.08 15 -16.20 
  Kowalczyk, Pawel 2179 POL0.001-0.2315-3.45 
  Szybka, Andrzej 1935 POL1.0010.45156.75 
  Klekowski, Maciej 2213 POL0.5010.30154.50 
  Puczylowski, Marcin 1993 POL0.001-0.4715-7.05 
  Zurkowski, Andrzej 2047 POL0.001-0.3915-5.85 
  Botor, Michal 1970 POL0.001-0.5015-7.50 
  Januszewski, Piotr 1847 POL0.501-0.1715-2.55 
  Zadlo, Tomasz 2080 POL0.5010.15152.25 
  Goluch, Piotr 2027 POL0.001-0.4215-6.30 
  Zwarycz, Milosz 1724 POL1.0010.20153.00 

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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