Individual Calculations July 2009
 Machiroux, Bruno  Total change: 3.50  Rating chartPersonal card
 Belgian National Team Championship 2008-2009 Various BEL 2008-10-05
RcRownchangeKK*chgGame
 1838 1767 0.50 1 0.10 25 2.50 
  De Wel, Herman 1838 BEL0.5010.10252.50 

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)
 
 Belgisch Jeugdkampioenschap 2009 -20/-18 Houffalize BEL 2009-04-13
RcRownchangeKK*chgGame
 1982 1767 0.50 2 0.04 25 1.00 
  Larmuseau, Michiel 2041 BEL0.5010.33258.25 
  Van Praet, Reinald 1923 BEL0.001-0.2925-7.25 

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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