Individual Calculations July 2009
 Gueguen, Ronan  Total change: 12.30  Rating chartPersonal card
 Tournoi de Paques de Brest Brest FRA 2009-04-11
RcRownchangeKK*chgGame
 1877 1814 2.50 4 0.82 15 12.30 
  Tafforeau, Romain 1982 FRA0.5010.22153.30 
  Le Marec, Simon 2063 FRA0.001-0.1915-2.85 
  Lescop, Etienne 1620 FRA1.0010.25153.75 
  Le Razavet, Yannick 1844 FRA1.0010.54158.10 

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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