Individual Calculations July 2008
 Valellis, Georgios  Total change: -9.60  Rating chartPersonal card
 2nd Local Division of Attica Attica GRE 2008-03-16
RcRownchangeKK*chgGame
 2086 2138 0.50 2 -0.64 15 -9.60 
  Kakadelis, Str 2129 GRE0.501-0.0115-0.15 
  Mbirlis, Hristos 2042 GRE0.001-0.6315-9.45 

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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