Individual Calculations April 2009
 Bergmann, Reinhold  Total change: -6.60  Rating chartPersonal card
 Landeseinzelmeisterschaft Open Verden GER 2009-01-03
RcRownchangeKK*chgGame
 1965 1943 0.50 2 -0.44 15 -6.60 
  Hampel, Felix 1955 GER0.5010.02150.30 
  Schaar, Andreas 1974 GER0.001-0.4615-6.90 

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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