Individual Calculations April 2009
 Rainfray, Arnaud  Total change: 4.50  Rating chartPersonal card
 N1 - R4-5 Various FRA 2008-12-13
RcRownchangeKK*chgGame
 2170 2385 2.00 2 0.45 10 4.50 
  Kerbrat, Julien 2213 FRA1.0010.27102.70 
  Bes, Stephane 2126 FRA1.0010.18101.80 

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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