Individual Calculations January 2009
 Vigny, Philippe  Total change: -39.50  Rating chartPersonal card
 Cote d'Azur 1- R1-2 CAZ FRA 2008-10-19
RcRownchangeKK*chgGame
 1810 2045 0.00 2 -1.58 25 -39.50 
  Richard, Joel 1747 FRA0.001-0.8525-21.25 
  Ramazzotti, Bernard 1872 FRA0.001-0.7325-18.25 

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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