Individual Calculations July 2009
 Peters, Mathias  Total change: 3.50  Rating chartPersonal card
 Belgian National Team Championship 2008-2009 Various BEL 2008-10-05
RcRownchangeKK*chgGame
 2016 1965 1.00 2 0.14 25 3.50 
  Lanoye, Regis 2045 BEL0.001-0.3925-9.75 
  Klein, Gernot, Dr. 1986 GER1.0010.532513.25 

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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