Individual Calculations April 2008
 Pover, Piet  Total change: -10.35  Rating chartPersonal card
 Corus Chess 2008 - Tienkamp 3C Wijk aan Zee NED 2008-01-18
RcRownchangeKK*chgGame
 1998 2013 4.00 9 -0.69 15 -10.35 
  Posch, Jan 1964 NED1.0010.43156.45 
  Klooker, Reynold 2009 NED0.001-0.5115-7.65 
  Schulze, Joachim 2030 GER1.0010.52157.80 
  Holscher, Peter 2071 NED0.5010.08151.20 
  Veldhuysen, Klaas 1995 NED0.001-0.5315-7.95 
  Jungen, Rene 1856 NED0.501-0.2115-3.15 
  Roggeveen, Pieter 2075 NED0.001-0.4115-6.15 
  Seeleman, Jan 2004 NED1.0010.49157.35 
  Adriaanse, Tom 1978 NED0.001-0.5515-8.25 

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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