Individual Calculations July 2009
 Boudia, Samy  Total change: 19.50  Rating chartPersonal card
 Top Jeunes R8-9 Chamalières FRA 2009-05-08
RcRownchangeKK*chgGame
 1537 1609 1.00 1 0.40 25 10.00 
  Baudry, Emilien 1537 FRA1.0010.402510.00 

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)
 
 Top Jeunes R10-11 Chamalières FRA 2009-05-09
RcRownchangeKK*chgGame
 1524 1609 1.00 1 0.38 25 9.50 
  Guedon, Sosthene 1524 FRA1.0010.38259.50 

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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