Individual Calculations January 2009
 Boudiba, Mahfoud  Total change: 3.30  Rating chartPersonal card
 N4 - R1 Various FRA 2008-10-18
RcRownchangeKK*chgGame
 2031 2381 1.00 1 0.11 15 1.65 
  Takvorian, Richard 2031 FRA1.0010.11151.65 

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)
 
 N4 - R2 Various FRA 2008-11-23
RcRownchangeKK*chgGame
 2031 2381 1.00 1 0.11 15 1.65 
  Bosel, Gunter 2031 FRA1.0010.11151.65 

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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