Individual Calculations July 2008
 Perpete, Raymon  Total change: -7.80  Rating chartPersonal card
 Nationale Interclubs Various BEL 2007-10-07
RcRownchangeKK*chgGame
 1921 1926 1.00 3 -0.52 15 -7.80 
  Halleux, Daniel 1978 BEL0.5010.07151.05 
  Johnen, Franz 1919 GER0.001-0.5115-7.65 
  Atienza, Hilario 1866 BEL0.501-0.0815-1.20 

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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