Individual Calculations July 2009
 Guion, Geoffrey  Total change: -17.25  Rating chartPersonal card
 Belgian National Team Championship 2008-2009 Various BEL 2008-10-05
RcRownchangeKK*chgGame
 2022 1913 2.50 9 -0.69 25 -17.25 
  Parmentier, Patrice 1961 BEL0.5010.07251.75 
  Klein, Leo 2046 GER0.5010.18254.50 
  Sauveur, Philippe 2064 BEL0.001-0.3025-7.50 
  Bertram, Johannes 2083 GER0.001-0.2825-7.00 
  Depauw, Christian 2141 BEL0.001-0.2125-5.25 
  Johnen, Franz 1903 GER1.0010.492512.25 
  Draidi, Ahmed 2051 BEL0.001-0.3125-7.75 
  Vanstreels, Luc 2014 BEL0.001-0.3625-9.00 
  Bruno, Ricardo 1931 BEL0.5010.03250.75 

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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