Individual Calculations October 2008
 Wilschut, Peter  Total change: 18.75  Rating chartPersonal card
 2e Leiden Chess Tournament Leiden NED 2008-07-11
RcRownchangeKK*chgGame
 2309 2177 4.00 8 1.25 15 18.75 
  Noordkamp, Wouter 2011 NED1.0010.28154.20 
  Horvath, Csaba g2527 HUN0.5010.39155.85 
  Van Der Wiel, John T.h. g2504 NED0.001-0.1315-1.95 
  Hellenberg, Jan 2069 NED1.0010.35155.25 
  Wohl, Aleksandar H. m2384 AUS0.5010.27154.05 
  Groetz, Harald m2405 AUT0.5010.29154.35 
  Critelli, James M f2296 USA0.001-0.3415-5.10 
  Wantola, Ivo 2277 NED0.5010.14152.10 

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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