Individual Calculations October 2008
 Wilgenhof, Otto  Total change: -1.50  Rating chartPersonal card
 Dutch Open Dieren NED 2008-07-21
RcRownchangeKK*chgGame
 2221 2218 4.50 9 -0.10 15 -1.50 
  Boulahfa, Hicham 1985 NED1.0010.21153.15 
  Nijboer, Friso g2564 NED0.001-0.1115-1.65 
  Ootes, Lennart 2064 NED1.0010.29154.35 
  Wohl, Aleksandar H. m2384 AUS0.001-0.2815-4.20 
  Roggeveen, Wouter 2010 NED1.0010.23153.45 
  Ernst, Sipke g2568 NED0.001-0.1115-1.65 
  De Saegher, Chris 2185 NED0.001-0.5515-8.25 
  Theulings, Paul-Peter c2148 NED1.0010.40156.00 
  Meurs, Tom 2084 NED0.501-0.1815-2.70 

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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