Individual Calculations January 2012
 Perfetti, Dorian  Total change: -13.05  Rating chartPersonal card
 Championnat de Kingersheim 2011 KINGERSHEIM FRA 2011-09-09
RcRownchangeKK*chgGame
 1592 1573 2.00 6 -0.87 15 -13.05 
  Pellegrini, Alain 1821 FRA0.001-0.1915-2.85 
  Bonfadini, Patrice 1535 FRA0.001-0.5515-8.25 
  Thelen, Sylvain 1567 FRA0.001-0.5115-7.65 
  Schurrle, Roger 1665 FRA0.001-0.3715-5.55 
  Ehret, Nicolas 1410 FRA1.0010.28154.20 
  Sghair, Sandrine 1554 FRA1.0010.47157.05 

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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