Individual Calculations April 2008
 Perolle, Guy  Total change: -9.25  Rating chartPersonal card
 N4 - R4-5 Various FRA 2008-01-19
RcRownchangeKK*chgGame
 1976 1715 0.00 2 -0.37 25 -9.25 
  Laurent, Dominique 2001 FRA0.001-0.1625-4.00 
  Huin, Eric 1950 FRA0.001-0.2125-5.25 

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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