Individual Calculations September 2009
 Ruiz, Richard  Total change: -55.05  Rating chartPersonal card
 Championnat de France - Open A Nimes FRA 2009-08-11
RcRownchangeKK*chgGame
 2011 2159 4.00 11 -3.67 15 -55.05 
  Le Ruyet, Leopold 2058 FRA0.501-0.1415-2.10 
  Auvray, Juliette 1919 FRA0.501-0.3015-4.50 
  Moucheroud, Jeremy 2062 FRA0.001-0.6315-9.45 
  Gambini, Stephane 2017 FRA0.001-0.6915-10.35 
  Koch, Alain 1985 FRA0.001-0.7315-10.95 
  Gretry, Patrice 2002 FRA0.501-0.2115-3.15 
  Marquet, Mathieu 2014 FRA1.0010.31154.65 
  Ruffenach, Alain 2019 FRA0.501-0.1915-2.85 
  Divine, Armand 2035 FRA0.501-0.1715-2.55 
  Aflalo, Sophie 2005 FRA0.001-0.7115-10.65 
  Tanguy, Fabien 2002 FRA0.501-0.2115-3.15 

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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