Individual Calculations August 2012
 Efroimski, Marsel  Total change: -12.75  Rating chartPersonal card
 2e Science Park Schaaktoernooi - group A Amsterdam NED 2012-07-14
RcRownchangeKK*chgGame
 2247 2187 3.00 9 -0.85 15 -12.75 
  Klapwijk, Bram 2041 NED1.0010.30154.50 
  Riemersma, Li m2425 NED1.0010.801512.00 
  Sergeev, Vladimir g2479 UKR0.001-0.1515-2.25 
  Ten Hertog, Hugo f2349 NED0.001-0.2915-4.35 
  Galje, Hans 2108 NED1.0010.39155.85 
  Visser, Henk Jan 2246 NED0.001-0.4215-6.30 
  Hopman, Pieter 2326 NED0.001-0.3115-4.65 
  Lee, Kai Jie Edward 2126 SIN0.001-0.5815-8.70 
  Schoehuijs, Erik 2120 NED0.001-0.5915-8.85 

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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