Individual Calculations September 2011
 Van Der Meer, Kees  Total change: -29.55  Rating chartPersonal card
 5e Leiden Chess Tournament - group A Leiden NED 2011-07-08
RcRownchangeKK*chgGame
 2000 2080 3.00 8 -1.97 15 -29.55 
  Van Den Doel, Erik g2480  * NED0.001-0.0815-1.20 
  Oosthout, Wouter 1963 NED0.501-0.1615-2.40 
  Vreeburg, Jan 1912 NED0.001-0.7215-10.80 
  Kolodkin, Daniil 1943 NED0.501-0.1815-2.70 
  Lauer, Albert 1933 NED0.001-0.7015-10.50 
  Frost, Peter 1940 AUS0.501-0.1915-2.85 
  Volders, Wessel 1881 NED0.501-0.2615-3.90 
  De Mooij, Marco 1949 NED1.0010.32154.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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