Individual Calculations July 2009
 Boons, Patrick  Total change: 19.65  Rating chartPersonal card
 Belgian National Team Championship 2008-2009 Various BEL 2008-10-05
RcRownchangeKK*chgGame
 1979 1900 2.50 3 1.31 15 19.65 
  De Hert, Oliver 2116 NED0.5010.28154.20 
  De Combes, Fernand 1841 BEL1.0010.42156.30 
  Van Herck, Paul 1981 BEL1.0010.61159.15 

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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