Individual Calculations May 2013
 Dubertrand, Bernard  Total change: 27.90  Rating chartPersonal card
 21e Tournoi International de Tarbes TARBES FRA 2013-03-30
RcRownchangeKK*chgGame
 1577 1669 5.00 5 1.86 15 27.90 
  De Baralle, Michel 1568 FRA1.0010.36155.40 
  Scott, Stan 1539 USA1.0010.32154.80 
  Belingard, Andre 1589 FRA1.0010.39155.85 
  Bachkat, Ali 1627 FRA1.0010.44156.60 
  Camilleri, Herve 1562 FRA1.0010.35155.25 

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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