Individual Calculations March 2010
 Van Tooren, Erik  Total change: -13.75  Rating chartPersonal card
 Corus Chess Tournament - Tien 3C Wijk aan Zee NED 2010-01-22
RcRownchangeKK*chgGame
 2020 1978 3.00 8 -0.55 25 -13.75 
  Veldhuysen, Klaas 2000 NED0.001-0.4725-11.75 
  Ebels, Theo 2089 NED0.001-0.3525-8.75 
  Veenhuijsen, Rob 1965 NED0.501-0.0225-0.50 
  Van Manen, Leonardo 2034 NED1.0010.582514.50 
  Oosterlaken, Ed 2002 NED0.5010.03250.75 
  Roufs, Gerard 1964 NED0.501-0.0225-0.50 
  Tromp, Paul 2120 NED0.5010.19254.75 
  Van Wonderen, Piet 1985 NED0.001-0.4925-12.25 

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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